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Albert Einstein

Human Exploration

From Einstein’s Triumph to Spinning Stars: How Armagh Scientists Are Unlocking the Secrets of Heavy Black Holes

A new study led by PhD student Ethan Winch explores how stellar spin and mass loss shape the Universe’s heaviest black holes — connecting gravitational wave discoveries to the lives of the earliest stars. When the first gravitational waves rippled through Earth’s detectors in 2015, it was a historic moment. Read more…

By Anna Taylor, 2 monthsMay 6, 2025 ago
Other Galaxies

The Hubble-Lemaître Law: recognising where credit is due in science

After a special vote in the IAu General Assembly, we interview Armagh Observatory and Planetarium Director. Professor MIchael Burton, on the renaming of the Hubble Law.

By Armagh Observatory and Planetarium, 7 yearsSeptember 14, 2018 ago
Stars

Massive stars – what are they?

Article by Jorick Vink , Astronomer at the Armagh Observatory and Planetarium When you are fortunate enough to have a clear view of the night sky, and you start wondering about the properties of all these sources of light, you might be amazed to find out all these stars have Read more…

By Armagh Observatory and Planetarium, 7 years ago
Cosmology

Remembering Professor Stephen Hawking

  No one undertakes research in physics with the intention of winning a prize. It is the joy of discovering something no one knew before. – Professor Stephen Hawking Today, 14th March 2018, marks a very sad day in the world of physics and the world in general. One of Read more…

By Armagh Observatory and Planetarium, 7 yearsMarch 14, 2018 ago
Stars

A Brief History of Black Holes

Given that astronomy dates back to early written records from the Babylonians around 1600 BC if not earlier, black holes are a relatively new addition to human knowledge of the cosmos. Black holes cannot be seen therefore it took a long time for the first one to be found. Composed Read more…

By Armagh Observatory and Planetarium, 8 yearsMarch 20, 2017 ago
The Future

2015’s Space Odysseys

Although not quite the ’12 days of Christmas’ gift inventory’, the following checklist should give us a quick peak at some significant events connected with space that we can look forward to witnessing from early 2015, as well as giving us an opportunity to recall other great space dates whose Read more…

By Armagh Observatory and Planetarium, 10 yearsJanuary 22, 2015 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 aftermath, when a ninth solar planet was discovered. This planet Read more…

By Armagh Observatory and Planetarium, 14 yearsJuly 19, 2011 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, changing thing we still have to resolve all its mysteries. Read more…

By Armagh Observatory and Planetarium, 14 yearsMay 27, 2011 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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