Space
Sleeping black hole is way more massive than it should be
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Bio
Jonathan O'Callaghan is a freelance science journalist based in London, UK. He specialises in stories on astronomy, astrophysics, and space exploration, and was recently awarded the Walter Sullivan Award for Excellence in Science Journalism by the American Geophysical Union.
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Space
JWST will officially begin searching for exomoons around other planets
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Space
Habitable ocean world K2-18b may actually be inhospitable gas planet
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Space
Why we're finally on the cusp of finding exomoons around other planets
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Space
What we know about the stars where NASA will hunt for alien life
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Pancake-like comets may be made by whirling clouds of pebbles
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Space
Mysterious radio burst came from group of galaxies in distant universe
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Physics
Dark stars may be waiting in a mirror universe for us to discover them
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Physics
The wonder particle: How axions could solve more than just dark matter
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Space
We could make roads on the moon by melting lunar dust
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Space
Two giant planets collided and vaporised in a distant star system
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Space
Amazon is launching its first internet satellites to rival Starlink
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