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James Josephides.
Artistic rendering of a black hole
Top view of the Milky Way galaxy showing the estimated orbits of both our Sun and the 3I/ATLAS comet.
Research Highlights

Newly discovered interstellar object 'may be oldest comet ever seen'

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ice-rich" visitor, named 3I/ATLAS...
The dark matter distribution of a Milky Way mass halo in a Lambda-cold dark matter (LCDM) cosmological simulation.
Research Highlights

The Milky Way could be teeming with more satellite galaxies than previously tho…

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, according to new research. Cosmologists at Durham University used a new technique combining the highest...
The dark matter distribution of a Milky Way mass halo in a Lambda-cold dark matter (LCDM) cosmological simulation.
Research Highlights

The Milky Way could be teeming with more satellite galaxies than previously tho…

Numbers of staff and postgraduate students in astronomy, solar system science and geophysics in the 2023, 2016 and 2010 surveys.
Research Highlights

Astronomy and geophysics 'still overwhelmingly white'

Read More
Colour image of a flat top, heavily eroded FSR. Sand dunes can be seen migrating over the top of the FSR.
Ancient river systems reveal Mars was wetter than we thought
Research Highlights
An artist’s impression of the proposed VERVE mission to Venus the answer whether tiny bacterial lifeforms really do exist in the planet’s clouds.
Life on Venus? UK probe could reveal the answer
Research Highlights
The Mars mission that could prep for a human landing
Research Highlights
An artist’s impression of what the UK-ODESSI space monitor could look like.
UK hopes to bolster space weather forecasts with Europe's first solar storm monitor
Research Highlights
An artist’s impression of the UK-led CosmoCube spacecraft, which would orbit be tasked with listening out for an “ancient whisper” from the early universe on the far side of the Moon.
Probing the cosmic Dark Ages from the far side of the Moon
Research Highlights
Artificial solar eclipses in space could shed light on Sun
Research Highlights

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RAS reopens Burlington House HQ
A black and white portrait of Professor Sir Francis Graham Smith. He rests his chin on his hand and smiles at the camera. He is wearing glasses, a shirt, tie and blazer.
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Sir Francis Graham-Smith, 1923–2025
Professor Dame Jocelyn Bell Burnell (left) has been appointed a Companion of Honour for services to astronomy and physics and to diversity. Three other RAS Fellows including Dennis Ashton (top right) Professor Lyndsay Fletcher and Professor Raman Prinja (bottom right) were also recognised in the King's Birthday Honours.
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Ex-RAS president among four Fellows in King's Birthday Honours
Graphic promoting the RAS Awards 2026 with the Society's medals in front of a background image of the Cartwheel galaxy from JWST and NASA’s Chandra X-ray Observatory.
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RAS Awards 2026: Nominations now open
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RAS voices concern over threats to US academic freedom
Professor Karl Menten
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Professor Dr Karl Martin Menten, 1957-2024
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Jul 2025
Friends of RAS (only) Dr Megan Argo: Astronomy - the next 200 years
Thursday, 17 of July 2025 - 13:00
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Oct 2025
AGN-Driven Multiphase Outflows: Toward Consensus Between Theory and Observation
Friday, 10 of October 2025 - 10:30
RAS Meetings
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Oct 2025
UKIArray: Geophysically instrumenting the UK and Ireland
Friday, 10 of October 2025 - 10:35
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Oct 2025
A&G Highlights Meeting October 2025
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RAS200
RAS200: Report of the Royal Astronomical Society’s bicentennial programme of outreach and engagement
Four circles of images of constellations, William, Caroline and John Herschel.
Education, Outreach
Astronomy through the Herschels
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