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Our Galaxy

Stars

Altair, Deneb and Vega: three easy to spot stars

Around this time of year, go outside after 9pm on a clear night and look at the sky. Even if it is not quite dark a bright star will be visible in the south. This is Vega, the third brightest star in our sky (only Sirius and Arcturus are brighter). Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 22, 2010 ago
Exoplanets

COROT-7b: Exoplanet with a sky made of stone

About 490 light years from our planet in the constellation of Monoceros lies a G type star designated COROT-7. A little smaller and dimmer than our Sun, this star is circled by at least two planets, one of which, COROT-7b, is the most similar exoplanet to Earth yet discovered.   Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 22, 2010 ago
Exoplanets

Exoplanet HD 209458b: A planet that thinks it’s a comet

Some 150 light years from Earth in the constellation of Pegasus lies the star HD 209458 and its planetary system. The star is almost a clone of our own Sun, but one its planets is completely unlike anything in our Solar System. The exoplanet HD 209458b has a mass more Read more…

By Armagh Observatory and Planetarium, 12 yearsSeptember 20, 2010 ago

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RSS Intergalactic Craic
  • S3Ep1 - Wee Bitta Craic: Welcome Ethan, Alice and Zuri!
    Want a Wee Bitta Craic? Then say hello to some of our PhD students, Ethan, Alice and Zuri. They will be hosting their own Wee Bitta Craic episodes and will give you an insight into the life of a PhD students here at AOP!
  • Season 3 - What's the craic?
    What's the Craic? Intergalactic Craic is back and it's shaking things up! Join Heather and her brand new co-host to find out more!
  • Space is Cloudy, Who Knew? Featuring Kerem Çubuk
    This week Heather and Courtney interview Armagh Observatory PhD Candidate Kerem Çubuk on his area of research - molecular clouds! Turns out we can't escape the cloudy conditions, even millions of lightyears away.  Kerem and his colleagues also have a Youtube Channel dedicated to science communication in Turkish. To find out more, visit ahtapot.club 
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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