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Armagh Observatory and Planetarium's Stellar Blog!

Rockets

Space Tourism: the Frightening Truth

Back in December 2009, with great fanfare, space tourism company Virgin Galactic unveiled the vehicles their fare-paying passengers will ride in as they ascend into space. Built by the Spaceship Company (a coventure of Virgin and that supremely adventurous aircraft Read more…

By Armagh Observatory and Planetarium, 12 yearsOctober 6, 2011 ago
Other Galaxies

Antennae Galaxies seen by the ALMA Antennae: Image of the Month

The Atacama Large Millimeter/submillimeter Array (ALMA) is the world’s biggest and most complex astronomical instrument. Located at the European Southern Observatory on the Chajnantor plateau in northern Chile, the array of antennae is now operational even though it is still Read more…

By Armagh Observatory and Planetarium, 12 years ago
Planets

Haumea: Rugby Ball Planet

Dwarf planet Haumea is one of the most bizarre small bodies of the outer Solar System. It has an oddly recent surface. Even just who discovered it is controversial. It looks kind of funny too. The 2011 Rugby World Cup Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 30, 2011 ago
Human Exploration

Gemini: Image of the Month

This month’s image is a NASA diagram of the classic 1960s Gemini spacecraft.  Ten of these craft carried twenty astronauts into orbit between March 1965 and November 1966, filling the gap between the pioneering Mercury flights and the Moon-focused Apollo Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 30, 2011 ago
image-of-2009-Hubble-Ultra-Deep-Field
Cosmology

As Far as Our Eyes Can See

In more than twenty years of hard work, the Hubble Space Telescope (HST) has made both beautiful images and profound discoveries, sometimes doing both at the same time. What are its greatest contributions to science?  Hubble has enabled us to Read more…

By Armagh Observatory and Planetarium, 12 years ago
image of La Silla
Telescopes and Observatories

Looking Up from the South: The Amazing European Southern Observatory

The European Southern Observatory (ESO) is an intergovernmental research organisation for astronomy which is supported by fifteen countries. Established in 1962 it operates some of the most technologically advanced telescopes in the world. Their mission is to provide state-of-the-art research Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 29, 2011 ago
Cosmology

Are Neutrinos Faster Than Light?

Neutrinos travel faster than light! The science world is agog at this unexpected announcement from CERN  in Switzerland. This result has to be verified, for if true it seems that one of science’s central tenets is wrong!   It’s all Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 26, 2011 ago
Science Fiction

Another Earth?

The belief that mankind is unique in our universe has not been proven otherwise. So what if one day we discover we as humans are not one of a kind, and not only is there maybe other life out there, Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 26, 2011 ago
Comets and Asteroids

Dawn over Vesta

202 million km (1.35 AU or 125 million miles) from Earth an explorer from Earth is investigating the giant asteroid Vesta. This intrepid pioneer is the Dawn space probe.   Orbiting about 2700 km (1700 miles) above Vesta, Dawn slowly Read more…

By Armagh Observatory and Planetarium, 12 years ago
Rockets

NASA Reveals Giant Rocket For Mission to Nowhere

On 14 September  2011, NASA revealed  the design of its new rocket, the Space Launch System. This titanic vehicle may send American astronauts to the Moon, Near Earth Asteroids or even further into deep space.   The SLS is intended Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 15, 2011 ago
Exoplanets

Have we found an alien Earth?

A team of astronomers based at the European Southern Observatory have announced the discovery of more than 50 new exoplanets orbiting nearby stars.  This is the largest number of such new worlds ever announced at one time.  One of these Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 15, 2011 ago
September

Wonders of the September Night Sky

September features yet another delightful selection of astronomical treats. Whether you are a veteran explorer of the night sky or new to star gazing, the heavens are full of wonders! Jupiter, king of the planets, is gracing the celestial stage Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 12, 2011 ago
Planets

Postcards from Mars

NASA’s Mars Reconnaissance Orbiter has returned thousands of fascinating images of our neighbouring world, here is a selection some of the most striking and thought-provoking (false colour) images. Part of the Martian surface that has cracked into a natural maze, Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 9, 2011 ago
Image of supernova
Other Galaxies

How to see an Exploding Star

The astronomy community is excited by the discovery of an exploding star, a supernova, in a galaxy 21 million light years away in the constellation Ursa Major. We explain this event’s significance and how you can see it too. Discovered Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 8, 2011 ago
Image of A11 flag
Science Fiction

Apollo 18: Astronotes Goes to the Movies!

Apollo 18, a movie hybrid of horror and science fiction is stirring up a lot of interest. Your intrepid reporter decided to see what the fuss was about. Here is a brief review and my thoughts on the movie’s accuracy. Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 6, 2011 ago
Human Exploration

NASA’s Lunar Module: Everything You Need to Know

The Lunar Module was an iconic spacecraft which carried two-man crews to and from the Moon’s surface during NASA’s Apollo Program of the 1960s and ‘70s.  Along with the Saturn 5 rocket and the Apollo Command and Service Modules (CSM), Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 2, 2011 ago
Planets

Image of the Month: You are here!

This portrait of the Earth and Moon together in space was taken on 26 August by NASA’s Juno spacecraft which is currently en route for Jupiter. The image was made when Juno was about 10 million km away as part Read more…

By Armagh Observatory and Planetarium, 12 years ago
Armagh Planetarium

Emerald Garrison Returns to Armagh Planetarium

 After their successful Invasion at the beginning of the summer, the Emerald Garrison are returning to Armagh Planetarium to end the summer programme on the weekend of the 27th and 28th of August. Dress up in your own Star Wars Read more…

By Armagh Observatory and Planetarium, 12 yearsAugust 24, 2011 ago
Image of sky during Hill case
UFOs and Fringe Science

The Truth about Betty Hill’s UFO Star Map

On a dark September night in 1961, Barney and Betty Hill had a frightening experience in the mountains of New Hampshire. Later they came to believe that they had been captured and studied by beings from another world. During their Read more…

By Armagh Observatory and Planetarium, 12 yearsAugust 19, 2011 ago
August

New Planets in the August Sky

Planets orbiting other stars are now known to be common. Few can be seen with even the largest telescopes but on a summer night you can at least easily look towards some of the planets discovered by NASA’s Kepler mission. Read more…

By Armagh Observatory and Planetarium, 12 yearsAugust 18, 2011 ago
Image of quasar
Armagh Planetarium

Want to know more about astronomy?

Our Place in the Universe is an astronomy course for those who want to know more about this fascinating subject. Over ten weeks you can take the first steps to understand the mysteries of the Cosmos. In September I will Read more…

By Armagh Observatory and Planetarium, 12 yearsAugust 15, 2011 ago
Image of Happy-Mars-Astronaut
Planets

The Truth about Life on Mars (Part 3)

“Is there life on Mars?” More than fifty years into the Space Age and there still is no definitive answer. Completing our series of posts on this mystery, we look at the latest ideas about the existence of beings on Read more…

By Armagh Observatory and Planetarium, 12 yearsAugust 11, 2011 ago
Planets

Mars: Summer’s Salty Tears?

Could water be streaming down Martian mountainsides? This startling vision may be a reality according to recent results from NASA’s MRO spacecraft. Here is the latest on the waters of Mars. Although we are exploring the surface of Mars through Read more…

By Armagh Observatory and Planetarium, 12 yearsAugust 5, 2011 ago
Image of Red Dwarf companion
Exoplanets

Barnard’s Star and its Phantom Planets

Once planets orbiting other stars were unknown as they could not be directly observed. Several decades ago one astronomer was certain he had found the planets of a nearby star and his work seemed so painstaking that the astronomical community Read more…

By Armagh Observatory and Planetarium, 12 yearsAugust 4, 2011 ago
Image of elenin_1aug2011
Comets and Asteroids

Comet Elenin Images from STEREO-B spacecraft

The approaching Comet Elenin has triggered suspicious and fearful speculation among some observers. A contribution to this brouhaha has been the lack of images of this visitor from deep space, but at last there are images from a NASA space Read more…

By Armagh Observatory and Planetarium, 12 yearsAugust 3, 2011 ago
August

All about the 2011 Perseids

The Perseid Meteor Shower will be at its peak on 12 and 13 August. One of the annual treats on the astronomical calendar, this display of celestial pyrotechnics thrills and amazes observers. There are several dozen such shows every year Read more…

By Armagh Observatory and Planetarium, 12 yearsAugust 2, 2011 ago
Image of Hadley base
Human Exploration

Apollo 15: Into the Mountains of the Moon

Apollo 15 was sent to the Moon in July 1971, its primary mission goals to explore the spectacular Hadley-Appenine region, carry out scientific experiments from orbit and evaluation of new and improved Apollo equipment,including the Lunar Rover. Here is the Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 28, 2011 ago
Exoplanets

Eight Record-breaking Exoplanets

Once exoplanets, worlds orbiting other stars, were the stuff of science fiction but now we know of literally hundreds of real alien planets circling other stars. Astronomers can infer and sometimes measure the statistics and properties of exoplanets and some Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 20, 2011 ago
Image of simulated Mercury transit
Planets

Vulcan: the Solar System’s Ghost Planet

We have been celebrating the first Neptunian year since the discovery of the eighth (and as far as we know last) planet in the Solar System. Neptune’s discovery was a famous triumph of nineteenth century astronomy. Less well-known is the Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 19, 2011 ago
Image of Triton and Neptune
Planets

Happy Birthday Neptune!

Neptune, furthest planet from the Sun is celebrating its first birthday. It has been known  to humans for only a single Neptunian year. Neptune, which is not visible with the naked eye, was discovered by mathematical prediction in 1846 before Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 18, 2011 ago
Armagh Planetarium

So you want to be a Rocket Scientist?

Have you ever wondered how to build a solid fuel space rocket?  Have you ever wanted to witness a rocket launch?  If the answer is yes, then Armagh Planetarium is the place to be on 30 and 31 July 2011 Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 14, 2011 ago
Image of Laser_Towards_Milky_Ways_Centre
July

July Night sky Wonders

In a dark July night sky you can hardly miss Vega, Altair, and Deneb, the three bright stars of the Summer Triangle – fully up and dominating the northeast and east. What else is there to see on a summer Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 8, 2011 ago
Colin Johnston

The Shuttle and Me

NASA’s final Shuttle flight is due this week, in this article Colin Johnston reveals what this historic space project has meant to him.   (This article is a sequel to Apollo and me which appeared in the July 2009 issue Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 7, 2011 ago
Robot Exploration

Spirit, this was your life!

Spirit, one of NASA’s Mars Exploration Rovers has finally transmitted its last data back to Earth. We look back upon the career of this valiant space explorer. Our neighbouring planet Mars came closer to Earth than it has for thousands Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 5, 2011 ago
Moon

Image of the Month: Tycho Crater’s spectacular central peak

The peak at the centre of Tycho Crater on our Moon has been imaged by the Lunar Reconnaissance Orbiter spacecraft. Let’s take a look at this spectacular mountain of the Moon. One of the best-known lunar craters, Tycho is not Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 4, 2011 ago
Armagh Planetarium

Out of This World Events for an Exciting Summer

Armagh Planetarium is the place to be this summer with activities and theatre shows which are ‘out of this world’. In the Planetarium’s amazing new Digistar 4 Digital Theatre you can relax and experience Earth and beyond. Each show is Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 1, 2011 ago
Image of egypt by satellite
Robot Exploration

How space is revolutionising archeology

Space technology is transforming archeology. Use of satellite imagery is revealing details of the past previously inaccessible to scholars of ancient times. Studying the ancient civilizations of the past is not always an easy feat. Limited resources, early languages and Read more…

By Armagh Observatory and Planetarium, 12 yearsJune 29, 2011 ago
Human Exploration

NASA’s Space Shuttle: End of an Era

The Shuttle era is coming to an end this year thirty years after the launch of Columbia.  While it can boast many successes and certainly caught the imagination of the public this project also had some disasters and many critics. Read more…

By Armagh Observatory and Planetarium, 12 yearsJune 24, 2011 ago
Concept Spacecraft

Nazis in Space: The Truth about Hitler’s Space Program

Has lurid fiction like the movie Iron Sky any basis in fact?  Everyone knows that WW2 Germany developed rockets far in advance of the Allies, but some argue that in 1945 the Third Reich was on the verge of developing Read more…

By Armagh Observatory and Planetarium, 12 yearsJune 23, 2011 ago
Image of Soyuz 11 Crew
Human Exploration

Soyuz 11: The Truth About the Salyut 1 Space Disaster

It is June 30 1971, and a ground crew in Kazakhstan are waiting to recover three cosmonauts from the Soyuz 11 spacecraft. The trio, the first space station crew, are expected to be unused to terrestrial gravity after their weeks Read more…

By Armagh Observatory and Planetarium, 12 yearsJune 22, 2011 ago
Image of western sky in June
June

June Night Sky Wonders

What can you see in the June night sky? During the month of June there is precious little darkness. Nevertheless there’s plenty to see and ponder on in the night sky. There has just been a lunar eclipse, it is Read more…

By Armagh Observatory and Planetarium, 12 yearsJune 21, 2011 ago
Armagh Planetarium

Ice Worlds: A Cool New Show at Armagh Planetarium

Ice Worlds, one of Armagh Planetarium’s Digital Theatre shows for Summer 2011, is a thrilling tour through space and time showcasing some of the most beautiful and chilly regions of the Solar System. What can audiences expect from this spectacular Read more…

By Armagh Observatory and Planetarium, 12 yearsJune 20, 2011 ago
Image of Digital Theatre_astronaut
Armagh Planetarium

Digistar 4 comes to Armagh

Digistar 4 is Armagh Planetarium’s fantastic new projection system. First in the UK to install Digistar 4, Armagh Planetarium is showcasing latest theatre technology and dazzling audiences who experience the Universe as brighter and sharper than ever before. Armagh Planetarium Read more…

By Armagh Observatory and Planetarium, 12 yearsJune 16, 2011 ago
Image of dawn spacecraft
Comets and Asteroids

Vesta comes into view

NASA’s Dawn spaceprobe is approaching the asteroid Vesta. At a distance of 483 000 km, the spacecraft has made images rivalling the best Hubble Space Telescope views of this fascinating little world. Between Mars and Jupiter lies the Asteroid Belt. Read more…

By Armagh Observatory and Planetarium, 12 years ago
Milky Way

Image of the Month: 300,000 stars at once!

Globular clusters, tightly packed masses of stars are dazzling celestial spectacles as shown by this new European Southern Observatory image. This dramatic image depicts Omega Centauri, one of 200 or so globular clusters orbiting our Milky Way galaxy. This is Read more…

By Armagh Observatory and Planetarium, 12 yearsJune 10, 2011 ago
Science Fiction

Apollo in Hollywood: 8 Moonlanding Movies

Unlike previous voyages of exploration, humanity’s first steps on the Moon did not inspire great works of art and literature. In fact Project Apollo has rarely even intruded in to popular culture. However in the past forty years there has Read more…

By Armagh Observatory and Planetarium, 12 yearsJune 9, 2011 ago
Armagh Planetarium

An out of this world event in Dungannon

St. Patrick’s Academy in Dungannon is a school with both an Astronomy Society and its own observatory! On 15 June the school will be hosting a public astronomical event suitable for all ages. St. Patrick’s Academy Astronomy Society presents ‘What’s Read more…

By Armagh Observatory and Planetarium, 12 years ago
Other Galaxies

NGC 6744: the Milky Way’s Cosmic Twin?

The nearby galaxy NGC 6744, similar to the Milky Way, has been imaged by the European Southern Observatory. What can we see in this beautiful galactic portrait? Barred spiral galaxy NGC 6744 is located in a constellation of the southern Read more…

By Armagh Observatory and Planetarium, 12 years ago
image-of-Hartley2-comet-nucleus
UFOs and Fringe Science

10 Facts You Need to Know About Comet Elenin

Comet Elenin is coming!We’re doomed!That is if you believe everything you see on the internet.Comet Elenin’s approach has been all but ignored by the mainstream media, and into this vacuum a host of bloggers and online videos have poured rumours Read more…

By Armagh Observatory and Planetarium, 12 yearsMay 31, 2011 ago
Armagh Planetarium

Maths- It is Rocket Science!

Maths-it is rocket science is a exciting course aimed at teachers of primary age children we’re presenting at Armagh Planetarium this summer. We will show teachers how to bring the wonders of the Universe into the classroom! Armagh Planetarium is Read more…

By Armagh Observatory and Planetarium, 12 years ago
Cosmology

Timespace: The Who, What and When

Time is among the most mysterious of fundamental quantities. Time was originally defined and quantified through astronomy, and today astronomers are used to glibly talking of vast stretches of time. But even after Einstein showed time to be an elastic, Read more…

By Armagh Observatory and Planetarium, 12 yearsMay 27, 2011 ago
image of Bootis-virgo-leo
May

May Night Sky Wonders

In our latest night sky guide we look at the stars of late spring and early summer and ponder just what does the brightness of a star really mean. We are now well into the merry month of May and Read more…

By Armagh Observatory and Planetarium, 12 yearsMay 20, 2011 ago
Image of C-1057 concept
Concept Spacecraft

10 Space Shuttles which never flew

NASA’s Space Shuttles have become a familar sight in their thirty years of service, but there have been other shuttle designs which never left the ground.Some were ingenious alternative concepts to the vehicle which is shortly to be retired, some Read more…

By Armagh Observatory and Planetarium, 12 yearsMay 12, 2011 ago
Armagh Planetarium

Carnival of Space: Blogs you can’t afford to miss!

Carnival of Space is the regular collection of the best blogs on space and astronomy. If want to know more, come to the Carnival! Every week, a different site or blog plays hosts the Carnival and shows off the latest Read more…

By Armagh Observatory and Planetarium, 12 yearsMay 11, 2011 ago
Science Fiction

The Science of Green Lantern

Green Lantern has for decades guarded Earth and beyond from evil in the pages of comic books but the cosmic superhero is about to face his greatest challenge: can he make it on the big screen? Tracy McConnell reports on Read more…

By Armagh Observatory and Planetarium, 12 yearsMay 9, 2011 ago
Nebulae

Image of the Month: A psychedelic portrait of the Lagoon Nebula

Lying more than 4000 light years from our Solar System, the Lagoon Nebula (M8) is a place where new stars are forming. Researchers at the multinational Gemini South telescope are uncovering its secrets. This dazzling portrait of a section of Read more…

By Armagh Observatory and Planetarium, 12 yearsMay 6, 2011 ago
Image of Freedom 7 launch
Human Exploration

Alan Shepard: First American in Space

The first American in space, Alan Shepard, made his historic flight fifty years ago. Part of Project Mercury, the flight of Freedom 7 followed mere weeks after Yuri Gagarin’s pioneering spaceflight. The Space Race was underway! “Why don’t you fix Read more…

By Armagh Observatory and Planetarium, 12 yearsMay 4, 2011 ago
Other Galaxies

Image of the Month: War of the Galaxies!

An image from the European Southern Observatory, reveals two galaxies, NGC 3169 and NGC 3166, meeting in intergalactic space. What kind of cosmic drama ensues in these close encounters of galaxies? Once the Universe was a quiet and peaceful place. Read more…

By Armagh Observatory and Planetarium, 12 yearsApril 21, 2011 ago
Nebulae

NGC 6302: A vast cosmic butterfly

NGC 6302 is a beautiful example of a planetary nebula formed when a bloated red giant star transformed into a tiny white dwarf, belching about half its mass into space in the process. This dramatic image looks like some vast Read more…

By Armagh Observatory and Planetarium, 12 years ago
Human Exploration

Vostok 1: Secrets of the first spaceflight

Yuri Gagarin made history fifty years ago, in the midst of the Cold War, the USSR succeeded in putting him in space. Aspects of his mission were kept secret at the time, but Martina Redpath has pushed aside the veil Read more…

By Armagh Observatory and Planetarium, 12 yearsApril 11, 2011 ago
Human Exploration

Yuri Gagarin: First Man in Space

Yuri Gagarin, Soviet cosmonaut, paved the way for space exploration and truly went where no man had been before. He was the first human in space, Sinead McNicholl tells his story. Gagarin’s triumphant 108 minute flight into space is one Read more…

By Armagh Observatory and Planetarium, 12 yearsApril 11, 2011 ago
Image of shuttle from above
Human Exploration

Space Shuttle: A thirty year history of tragedy and triumph

This year will see both the end of space flights by NASA’s Shuttle fleet and the thirtieth anniversary of the first orbital mission by this historic spacecraft. Our coverage of these milestones begins with an overview of the project’s chequered Read more…

By Armagh Observatory and Planetarium, 12 yearsApril 7, 2011 ago
Image of Saturn
April

Wonders of the April night sky

The April night sky is full of treats for the stargazer. In the 100th post of the Astronotes blog, Mary Bulman explains what you will be able to see. Stargazing is an amazing hobby. While you may use a telescope Read more…

By Armagh Observatory and Planetarium, 12 yearsApril 5, 2011 ago
Image of X-37
Rockets

X-37: Secrets of the Pentagon’s spaceship

X-37: a spaceplane developed in secret for classified missions in Earth orbit. It sounds like something from a Cold War techno-thriller novel but the United States Air force’s X-37B is a real project and it is flying today. Tracy McConnell Read more…

By Armagh Observatory and Planetarium, 12 yearsApril 5, 2011 ago
Image of Crab Nebula
Universe

7 Must See Wonders of the Universe

Professor Brian Cox has been back on our screens this month in his latest BBC2 series Wonders of the Universe. Over the past few weeks, the Prof has guided us through the Universe as we’ve never seen it before! Our Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 30, 2011 ago
The Future

3 reasons why astronomy should give you nightmares

There are cosmic threats to life on Earth.Hiding in the depths of space are things lethal beyond imagining.One day the End will be nigh for real.A forthcoming conference, part of the Edinburgh Science Festival, will discuss how the Universe could Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 28, 2011 ago
UFOs and Fringe Science

Revealed: 5 secret solutions to the UFO mystery

“I was looking into the sky and I’ve seen something strange …what was it?” Around the world observatories, planetariums and science museums, regularly encounter questions like this. Most often these UFOs turn out to be not as mysterious or alien Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 23, 2011 ago
Alien Life

What if we picked up a signal from outer space?

“The Day the Earth Stood Still”, “Contact”, “2001: A Space Odyssey” and many other movies have depicted the first contact between humans and aliens. Do scientists really listen for messages from extraterrestrials? Are they prepared if they ever do pick Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 21, 2011 ago
Planets

The Truth about Life on Mars (part 2)

Scientists had seriously considered the possibility of plant or even animal life on the surface of Mars for more than a century. However negative results from NASA’s Viking spacecraft in the 1970s ruled out large-scale Martian life but this was Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 18, 2011 ago
March

The March Night Sky: Celestial Dreamings

What can you see in the March 2011 night sky? Mary Bulman has the answers, beginning with a tale from the folklore of Australia’s Aboriginal people. Did you ever look up at the sky on a clear starry night and Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 15, 2011 ago
Concept Spacecraft

Clipperships of the Cosmos: Solar Sails Move from Theory to Fact

One day vast solar sails pushed along by rays of sunlight may carry payloads between the planets. Tracy McConnell explains how this romantic vision is slowly becoming a fact. The concept of sailing gracefully through the stars is a provocative Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 14, 2011 ago
Planets

The Truth about Life on Mars (Part 1)

“Is there life on Mars?” This must be one of the most-asked questions in astronomy.  In this article I am going to look at the historical background to this question. Current thoughts on the possibilities of Martian life will be Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 11, 2011 ago
Earth Satellites

Hubble Space Telescope: Ten amazing facts you didn’t know

Gleaned from NASA and Hubblesite.org, here are some facts you may not know about the Hubble Space Telescope (HST).   1.      The HST’s history is longer than you might have thought, going back to just after World War II. In Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 5, 2011 ago
Stars

Aldebaran: Red Giant at the Eye of the Bull

To observers on Earth, the great bull of Taurus has a fiery red eye. This is Aldebaran, an old red giant star which dwarfs our Sun. Let’s have a closer look at the facts and fiction about this aging star. Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 3, 2011 ago
Image of Cosmic-Cuilcagh_Banner
Armagh Planetarium

Cosmic Cuilcagh: a not to be missed out of this world event!

Cosmic Cuilagh is an exciting weekend of free astronomical events coming in 12-13 March 2011 at Fermanagh’s Marble Arch Caves Geopark. Sinead McNicholl has the details. The Marble Arch Caves Geopark, located in the rugged mountainous uplands and gently rolling Read more…

By Armagh Observatory and Planetarium, 13 yearsMarch 1, 2011 ago
Rockets

Image of the Month: the view from the top!

Europe’s ATV spacecraft has a vital role in maintaining and supplying the International Space Station, recently astronaut Paolo Nespoli and his crewmates had a unique view of this high-tech cargo vehicle. Another shot of the Earth from space, you may Read more…

By Armagh Observatory and Planetarium, 13 yearsFebruary 28, 2011 ago
Colin Johnston

Are you an astronomer? Seven telltale signs!

Could you or someone you love actually be an astronomer?  There are tell-tale warning signs, try our exciting quiz to discover if you are one of these creatures of the night! Amateur Astronomy is a fascinating and reward­ing hobby, enjoyed Read more…

By Armagh Observatory and Planetarium, 13 yearsFebruary 26, 2011 ago
Science Fiction

Apollo 18: the truth about the lost Moon missions

Apollo 18 is a SF/Horror movie presented as newly-found film footage taken by the fictional crew of a lost 1970s lunar landing mission.  The Apollo 18 film uses real NASA movie footage from the Moon (some of it doctored with Read more…

By Armagh Observatory and Planetarium, 13 yearsFebruary 22, 2011 ago
Comets and Asteroids

Return to Comet Tempel 1

Comet Tempel 1 is by far the most closely studied comet in history. We saw it up close for the first time in July 2005, when NASA’s Deep Impact mission flew past it, pelting in with a projectile on the Read more…

By Armagh Observatory and Planetarium, 13 yearsFebruary 19, 2011 ago
Comets and Asteroids

Have you seen the Zodiacal Light?

The Zodiacal light is a rarely seen yet intriguing spectacle in a dark sky. Sinead McNicholl reveals the connection between the zodial light and a famous rockstar! Have you ever noticed a whitish glow in the night sky which appears Read more…

By Armagh Observatory and Planetarium, 13 yearsFebruary 18, 2011 ago
Other Galaxies

Image of the Month: Baby stars of NGC 2841

NGC 2841 is a rather beautiful flocculent spiral galaxy. The Hubble Space Telescope recently imaged NGC 2841 as part of an investigation into how new stars are created. How do stars form? It is a question which intrigues astronomers and Read more…

By Armagh Observatory and Planetarium, 13 yearsFebruary 18, 2011 ago
Planets

Pluto and Eris: when is a planet not a planet?

In 2003 astronomers discovered Eris, an object seemingly bigger than Pluto, in the frigid Trans-Neptunian wastes of the Solar System. Rather than becoming the Tenth Planet, Eris led directly to Pluto’s demotion from planetary status! But is this saga over? Read more…

By Armagh Observatory and Planetarium, 13 yearsFebruary 15, 2011 ago
February

Wonders of the February Night Sky

The long dark nights continue through February, but this does give us a chance to see some interesting objects in our night sky. This month features several planets. Sinead McNicholl has the details. The planet Jupiter is still visible and Read more…

By Armagh Observatory and Planetarium, 13 yearsFebruary 14, 2011 ago
Exoplanets

Kepler-11: a strange and crowded planetary system

Kepler-11 is an amazing, newly-discovered system of exoplanets. About 2000 light years from Earth, six planets orbit a star like our Sun. Each planet is bigger and more massive than the Earth. This whole planetary system is squeezed into a Read more…

By Armagh Observatory and Planetarium, 13 yearsFebruary 3, 2011 ago
Human Exploration

Apollo 14: Alan Shepard’s fight for the Moon

Forty years ago, NASA’s Apollo 14 mission landed the fifth and sixth men on the Moon. Apollo 14 was a triumph for one man in particular. Alan Shepard fought debilitating illness for the chance to walk on another world.   Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 31, 2011 ago
Colin Johnston

Remembering Challenger: the end of innocence

An older generation will never forget where they were when they heard the news of President Kennedy’s murder Alas, I have three such memories. The 2001 terror attacks in the US, the destruction of Columbia and its crew in 2003 Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 28, 2011 ago
Human Exploration

Challenger remembered: An irony of history

Today is the anniversary of the deaths of the crew of the shuttle Challenger in 1986. The tragedy was of course recognised world-wide and letters of sympathy flooded in to NASA and the White House. Historian Dwayne Day located a Read more…

By Armagh Observatory and Planetarium, 13 years ago
Stars

Will Betelgeuse bring doom in 2012?

The giant star Betelgeuse will soon perish in a titanic explosion. Could this happen in the mythical “doomsday” year of 2012? Could dying Betelgeuse take us with it? “Beetlejuice! Beetlejuice! Beetlejuice!” was the chant which summoned the obnoxious ghost played Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 27, 2011 ago
Exoplanets

“An unnatural interest in astronomy”

Don Pollacco, a research astronomer at Queens University Belfast, came to Armagh Planetarium to give a fascinating talk on exoplanets in January 2011. Afterwards Dr Pollaco kindly chatted to me about his experiences. CJ: Thanks for a really interesting talk. Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 21, 2011 ago
Robot Exploration

Unique Martian Sky Crane Tested

NASA’s Curiosity Mars rover is to use a unique system called a “sky crane” to touch down next year on the Red Planet. Engineers at the Jet Propulsion Laboratory have just released a video of this previously untried mechanism under Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 21, 2011 ago
Other Galaxies

Image of the Month: Andromeda through different eyes

Our Image of the Month is a radically different view of the great spiral galaxy in Andromeda from the European Space Agency. Tracy McConnell explains how it was made and describes the stellar cataclysms it reveals. The inspiration here came Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 20, 2011 ago
Armagh Planetarium

Armagh Planetarium Blasts off for a Year of Stargazing

Armagh Planetarium kicked off 2011 in style with some amazing astronomy-based events in association with the  BBC. Sinead McNicholl has a personal report of our part in the exciting Stargazing Live project. BBC Stargazing Live was a three day live Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 20, 2011 ago
The Future

2011’s Space Odysseys

2011 will be a year of exciting and historic upcoming events in space exploration. It is is also a significant anniversary year of some triumphs and tragedies in space history. Here’s a look at what lies in store. This year Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 12, 2011 ago
Exoplanets

Kepler-10b: world of lava oceans?

NASA’s amazing Kepler planet-searching spacecraft has made a significant new discovery. Planet Kepler-10b is an inhospitable world but it is one of the smallest confirmed exoplanets yet found and may be the most Earth-like world discovered so far.   The Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 11, 2011 ago
January

Orion, mighty hunter of the winter sky

Orion the Hunter is the easiest to recognise constellation in the skies of the Northern Hemisphere. Big, and full of bright stars and interesting objects, Orion is a favourite amongst stargazers. Best of all, Orion is one of the tiny Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 7, 2011 ago
Other Galaxies

The Hubble bubble?

The NASA/ESA Hubble Space Telescope continues to produce stunning images. Let’s examine a particularly pretty recent treat, revealing the aftermath of a cosmic disaster. Like so many beautiful astronomical sights, the delicate sphere in this delightful image is the remains Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 3, 2011 ago
Armagh Planetarium

BBC Stargazing Live at Armagh Planetarium

In this first week of 2011, BBC Two is presenting three nights of extraordinary astronomical events and the team at Armagh Planetarium is joining in the fun with our own exciting contributions. Here is what is in store for the Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 3, 2011 ago
Human Exploration

Apollo 8’s Christmas space odyssey

Christmas 1968 saw three men from Earth make a remarkable and unprecedented voyage of exploration. A dramatic and hurriedly planned mission gave the crew the first human view of the Moon’s farside and the whole human race saw our homeplanet Read more…

By Armagh Observatory and Planetarium, 13 yearsDecember 20, 2010 ago
Human Exploration

Christmas is cancelled for Shuttle Discovery

This year we could have witnessed a Christmas-time shuttle flight as November’s STS-133 mission had been re-scheduled to 17 December, but once again Discovery’s final flight has been postponed, this time to February. Sinead McNicholl has the details. Originally Discovery Read more…

By Armagh Observatory and Planetarium, 13 yearsDecember 15, 2010 ago
Human Exploration

Christmas Day in Space

While you are opening your presents under the Christmas tree, singing some Christmas carols or sitting down to tuck into your turkey dinner on 25 December, spare a thought for a few people above you! Yes, indeed, there will be Read more…

By Armagh Observatory and Planetarium, 13 yearsDecember 15, 2010 ago

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RSS Intergalactic Craic
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  • S3Ep3 - Wee Bitta Craic: Bout Ye Ethan?
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Welcome to Astronotes

Hello and welcome to Astronotes, the Armagh Observatory and Planetarium’s official blog. Here you will find the latest news and views from all those who work in our organisation, from the fascinating worlds of astronomy and space exploration. We hope you will come here to learn what is hot and exciting, profound or even weird from worlds beyond ours . So that's the introduction out of the way, now on with the Universe!

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