Pythagorean Astronomy: It’s the Small Things: Exomoons

Posted on 8 September 2021 by Chris North

The last month or so has seen several cases of small things being discovered. The first is an asteroid, 2021 27PH, which gets closer to the Sun than Mercury. What could we learn about fundamental science from such an object? The second is one of the smallest exoplanets detected, at less than half the mass
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Pythagorean Astronomy: Herding Megacomets

Posted on 29 July 2021 by Chris North

In late June an interesting object was discovered heading inwards from the outer solar system, identified in archival images from a survey of the sky. It was initially thought to be worth keeping an eye on over the next decade or so, as it approaches the orbit of Saturn before heading back out to the
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Pythagorean Astronomy: Cosmic Developments

Posted on 1 July 2021 by Chris North

Our understand of the Universe has changed a great deal in the last 100 years. From Einstein’s theories of relativity and measurements of the expanding Universe, to the discovery of the Cosmic Microwave Background and the mysterious Dark Energy. But what are the current mysteries and unknowns that we still want to uncover? And how
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Pythagorean Astronomy: Learned Societies and Society Learning

Posted on 2 June 2021 by Chris North

This month, we’re joined by two people who’ve just been elected to prestigious roles in science here in the UK. Professor Mike Edmunds has just become President-elect of the Royal Astronomical Society, while Professor Bernard Schutz has recently been elected a Fellow of the Royal Society. Both these societies have a long history, and we
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Join Our 2021 Online Summer Schools

Posted on 25 May 2021 by Grace Mullally

For the fifth year, Cardiff University School of Physics and Astronomy are running a summer school for AS level students interested in studying Physics at University. This year, as in 2020, the summer school will run online, from Monday 7th to Friday 18th June. We are excited to announce that the summer school will take
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Pythagorean Astronomy: Revisiting Venus

Posted on 29 April 2021 by Chris North

Last September, a team of scientists led by Professor Jane Greaves announced the detection of a rare gas, phosphine, in the atmosphere of Venus. With no plausible explanations of how it could be there, one possibility remaining was that it was being produced by some sort of microbial life floating in the cloud decks of
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Arecibo Stories

Posted on 1 April 2021 by Chris North

Arecibo Stories brings together memories of the Arecibo Telescope from those who used it. The telescope sadly collapsed in December 2020, but part of it will live on through the stories that we tell. This game works best on a computer (not a tablet or mobile device), and may not be compatible with some older
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Pythagorean Astronomy: Catching a Shooting Star

Posted on 30 March 2021 by Chris North

Where were you on 28th February 2021, just before 10pm? If you were in parts of Wales, or the west of England, you may have seen a bright flash streaking in the sky. This was a fireball – a bright kind of meteorite which is a special sight in its own right. But this was
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Pythagorean Astronomy: Astrobiology and Technosignatures

Posted on 4 March 2021 by Chris North

The idea of life elsewhere is not a new one. Hundreds of years ago it was assumed that there were beings everywhere, before such views were considered heretical, and the determination that places like the Moon were dry airless worlds started to reduce the possible places life could thrive. But even as recently as the
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Gravitational Waves: Meet the Experts

Posted on 23 February 2021 by Chris North

On Saturday 20th February 2021, we hosted a “Meet the Experts” session as part of Cardiff Science Festival. You can watch a recording of the event below. Questions We didn’t get to all the questions live, but the panel kindly answered them by text. Below is a list of the questions and answers, with links
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