ESA’s XMM-Newton has found a pulsar – the spinning remains of a once-massive star – that is a thousand times brighter than previously thought possible
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Astronomers work out how Jupiter- and Saturn-like planets form
Researchers believe they have narrowed down the solution to one of the biggest mysteries of the universe
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Astronomers find a rare supernova ‘impostor’ in a nearby galaxy
A star that is pretending to be a supernova has been uncovered in a spiral galaxy