Space
We are about to hear echoes in the fabric of space for the first time
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Bio
Jonathan O'Callaghan is a freelance science journalist based in London. He specialises in stories on astronomy, astrophysics and space exploration, and was awarded the Walter Sullivan Award for Excellence in Science Journalism by the American Geophysical Union in 2021.
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Mars may have captured and split a comet to create its two moons
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Sleeping black hole is way more massive than it should be
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JWST will officially begin searching for exomoons around other planets
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Why we're finally on the cusp of finding exomoons around other planets
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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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