On 16 Sunday December, comet 46P/Wirtanen will make one of the 10 closest approaches of Earth in 70 years – and you may even be able to see it without a telescope
Astronomy
Astronomy
Deep Space
Mysterious ‘alien megastructure star’ could be caused by dust
Tabby’s Star has baffled astronomers for years, as it shows completely unexpected light variation
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Space telescope maps star’s ‘death spiral’ into a black hole
Some 290 million years ago, a star much like the Sun wandered too close to the central black hole of its galaxy
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‘Elusive’ brown dwarf finally pinpointed by space telescopes
The object is thought to be the missing link between planets and stars, with a mass up to 80 times that of Jupiter
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NASA spacecraft harvest a batch of ‘pumpkin stars’
Rapidly spinning stars that produce X-rays at more than 100 times the peak levels ever seen from the Sun have been discovered
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Space telescopes capture black hole belching a massive flare
The strange behaviour of black holes has become somewhat less mysterious recently, according to NASA’s Swift spacecraft and NuSTAR satellite