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Voyager 2

Planets

5 Facts About… Neptune!

And now we come to the last planet in our solar system… You found me… eventually Up until the discovery of Neptune all planets in our Solar System were found with the naked eye or with the aid of a telescope, Neptune however was the first mathematically predicted planetary discovery. Read more…

By Ria Mee, 5 yearsMay 26, 2020 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, 9 yearsMarch 2, 2016 ago
Planets

The Many Faces of the Solar System

New Horizon’s arrival at Pluto this year, after a nine year-long traverse through the Solar System has revealed many new things about this little icy planet. Pluto used to be the ninth planet but was demoted in 2006 to the status of dwarf planet. Until the New Horizons mission started Read more…

By Armagh Observatory and Planetarium, 10 yearsOctober 20, 2015 ago
Robot Exploration

Voyager Goes Interstellar

A rare astronomical event due to occur in the late 1970s inspired the desire to send a spacecraft to the most distant planets in our Solar System and beyond. That decision almost 40 years later has meant humans have created and launched a spacecraft which has travelled to the boundary Read more…

By Armagh Observatory and Planetarium, 12 years ago
Moon

Neptune’s New Moon

If you had asked me in June 2013 how many moons Neptune had, I would have told you the answer was 13.  If you asked me in August 2013 how many moons Neptune had, my answer would be 14!  2013 marks the year when a new moon has been found Read more…

By Armagh Observatory and Planetarium, 12 yearsAugust 30, 2013 ago
Planets

The Mysterious Moons of Uranus

With only two planets in our solar system without moons (Mercury and Venus) our curiosity is a little spoilt for choice. Normally when people begin to search about for information on planets with the most interesting moons dominant planets like Jupiter and Saturn tend to win people’s attention while others Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 31, 2013 ago
Alien Life

Are Aliens On Twitter?

If aliens use Twitter would you send them a Tweet?  What would you write to beings from another star in just 144 characters?  You now have the chance to do just that and send a potential extra-terrestrial civilisation a message using the recently launched Lone Signal Project.  Anyone can send Read more…

By Armagh Observatory and Planetarium, 12 yearsJuly 8, 2013 ago
Planets

Saturn’s Amazing Rings

What does the word “Ring” conjure up in your head? Maybe you think wedding ring, boxing ring, Ring Ring, the ABBA song, or perhaps even battered onion rings…. Mmmm that has got me feeling hungry! For me it has connotations with a planet that is visible in the night sky Read more…

By Armagh Observatory and Planetarium, 12 years ago
Human Exploration

A Musical Space

Music can be a great way to relax and unwind. Many people play an instrument, are part of a band or enjoying listening to their favourite song on the radio or TV.  The iPod generation have music available to them at any time with their portable devices.  Enjoying music however, Read more…

By Armagh Observatory and Planetarium, 12 yearsDecember 10, 2012 ago
Image of Dragon at ISS
The Future

2012’s Space Odysseys

What exciting space events has 2012 in store for us? What important space anniversaries are coming up this year? Welcome to our annual guide to what the Universe has waiting ahead!   This year marks twenty years since the first extra-solar planets were discovered when a pair of planets were Read more…

By Armagh Observatory and Planetarium, 13 yearsJanuary 5, 2012 ago
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RSS Intergalactic Craic
  • S3Ep6 - Intergalactic Craic On The Road
    Welcome to a very special edition of Intergalactic Craic where we take it on the road! Join Rok, Zuri, Alice, and Andrew as they venture half way around the world to attend the ACM2023 conference in Flagstaff Arizona!
  • S3Ep5 - Craic with all these moons?
    Heather and her new co-host Dr Rok are back! Taking time out of their busy schedules they have recorded an episode all about the dramatic increase to the number of moons of the gas giants Jupiter and Saturn! They also delve into their own busy schedules and explain everything there is to know about AOP's […]
  • S3Ep4 - Wee Bitta Craic: Bout Ye Alice?
    This month is the final 'getting to know you' episode of Intergalactic Craic: Wee Bitta Craic. Ethan and Zuri interview Alice and ask her all about how she came to be doing her PhD at AOP. Find out this and more in this info packed episode!
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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