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ESO

Latest News

ALMA sees most distant Milky Way look-alike

Galaxy is distorted, appearing as a ring of light in the sky. Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA), in which the European Southern Observatory (ESO) is a partner, have revealed an extremely distant and therefore very young galaxy that looks surprisingly like our Milky Way. The galaxy is Read more…

By Sinead Mackle, 6 months6 months ago
Latest News

Hot stars are plagued by giant magnetic spots

Astronomers using European Southern Observatory (ESO) telescopes have discovered giant spots on the surface of extremely hot stars hidden in stellar clusters. Not only are these stars plagued by magnetic spots, some also experience superflare events, explosions of energy several million times more energetic than similar eruptions on the Sun. Read more…

By Sinead Mackle, 8 months8 months ago
Research News

ESO Discovers Closest Black Hole to Earth!

Breaking astronomy news! The European Southern Observatory, in combination with other institutes, has discovered a black hole – and it’s a mere 1000 lightyears from Earth!  This newly discovered Black Hole forms part of a triple system (called HR6819) that can be seen with the naked eye. Petr Hadrava, Emeritus Read more…

By Courtney Allison, 9 months9 months ago
Astronomy & You

Astronomy & Electronic Imaging Detectors

This week our Astronomy & You series takes a look at Electronic Imaging Detectors and their effect on our lives. This piece was written by Ana I. Gomez de Castro. Ana is a full professor in Astronomy and Astrophysics and member of the Mathematics Faculty in the Universidad Complutense de Madrid Read more…

By Armagh Observatory and Planetarium, 2 years2 years ago
Astronomy & You

Astronomy & Magnetic Resonance Imaging

This week’s edition of our Astronomy & You series is a piece on the applications of Magnetic Resonance Imaging (MRI) to our everyday lives. The following piece was written by Gabriele Giovannini; vice-President of the IAU’s Division B and full Professor in the Department of Physics and Astronomy in Bologna Read more…

By Armagh Observatory and Planetarium, 2 years2 years ago
Astronomy & You

An Introduction: the Impact of Astronomy on Society

This week’s instalment of the Technical Applications of Astronomy to Society features a piece written by Professor Antonio Mario Magalhaes; astronomer, IAU member and Full Professor at the Instituto de Astronomia, Geofisica e Ciencias Atmosfericas of the University of São Paulo in Brazil. In this piece, he outlines the wider Read more…

By Armagh Observatory and Planetarium, 2 years2 years ago
Comets and Asteroids

Gault – the amazing disintegrating asteroid

Article by Armagh Astronomer Tolis Christou Imagine being outdoors on a sunny day, following the Sun as it rises from the east, heading towards the south and then on towards the west where it sets. Now think back: when did you feel the hottest: when the Sun was highest in Read more…

By Armagh Observatory and Planetarium, 2 years2 years ago
Exoplanets

Proxima b: Meet Our New Neighbour

Astronomers have made the exciting discovery of an Earth-mass exoplanet in the habitable zone of our nearest neighbouring star, Proxima Centauri, a red dwarf star 4.25 light years (1.3 parsec) from the Sun. The new-found world, designated Proxima b, is a little more massive than the Earth, implying that it Read more…

By Armagh Observatory and Planetarium, 4 years4 years ago
Planets

Planet Nine from Outer Space

For those of you that are still bearing the psychological scars from Pluto’s demotion from planet to dwarf planet a decade ago, here is news that may add salt to the wounds. Published recently in the Astronomical Journal, Konstantin Batygin and Mike Brown claim they have found evidence of a Read more…

By Armagh Observatory and Planetarium, 5 years5 years ago
Nebulae

A Spectacular View of the Lagoon Nebula

Peer deep into the constellation Sagittarius and you will find a spectacular young star cluster and its associated stellar nursery. These are M8 and the Lagoon Nebula.   More than 4300 light years (1320 parsecs) from the Solar System, this is an active star-forming region. Billions of years ago our Read more…

By Armagh Observatory and Planetarium, 6 years5 years ago

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RSS Intergalactic Craic
  • The Safest Dinner Party of 2020
    For the last episode of Season 1, Heather and Courtney suggest their ideal astronomy guests to a dinner party. They cover some of humanity's greatest astronomical achievements as well as discuss some of the rumours surrounding a particular famous astronomer's party behaviour! Need Some Space?
  • Turning Back The Clock - The History of AOP
    Join Heather and Special Guest Host Dr Rok Nezic as they delve into the archives and discuss the history of the Armagh Observatory and Planetarium through their favourite objects. Clocks, books, instruments and rooms, they've got it all covered, and they have a bit of craic along the way.
  • Vampires, Zombies and... Bowties? Oh My!
    This week Intergalactic Craic has some added spook for your Autumn. Vampire stars, zombie stars and spooky nebulae will all be discussed by Courtney and Heather. Need Some Space?
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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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