Society
NASA is facing the biggest crisis in its history
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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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Explore the latest news, articles and features
Space
Will SpaceX’s Starship rocket ever work – and what if it doesn’t?
News
Space
Amazing images reveal new details in the sun's atmosphere
News
Space
Was Planet Nine exiled from the solar system as a baby?
News
Space
The sun is killing off SpaceX's Starlink satellites
News
Space
Earliest galaxy ever seen offers glimpse of the nascent universe
News
Physics
The 'impossible' particle hinting at the universe's biggest secrets
Features
Space
Little red dots seen by JWST might be a kind of black hole 'star'
News
Space
An early hint of cosmic dawn has been seen in a distant galaxy
News
Space
NASA has made the first radio telescope observations on the moon
News
Space
NASA may have to cancel major space missions due to budget cuts
News
Space
Tiny dwarf galaxy might house a supermassive black hole
News
