Earth
Record-breaking double star may be cannibalising itself
News
Physics
A black hole’s edge will burn you up if you try to escape
News
Space
Mystery supernova could be fast-spinning magnetic star
News
Physics
Ancient quasars in distant galaxies caught switching on suddenly
News
Space
Comets can’t explain weird ‘alien megastructure’ star after all
News
Space
We’ve found the brightest ever supernova but can’t explain it
News
Physics
Time might flow backwards as well as forwards from the big bang
News
Physics
New rumours that gravitational waves have finally been detected
News
Physics
Supermassive black holes might be hiding entire universes inside
News
Space
Giant galaxy caught tearing apart its little neighbour
Two decades ago, astronomers caught the Milky Way shredding a dwarf galaxy. Now they've seen the same thing happening 11 million light-years away
News
Physics
Can burping black holes reveal the true fabric of the universe?
Features
Physics
Dark matter’s true face could be unmasked by pairs of dead stars
News
Humans
God vs the multiverse: The 2500-year war
Features
Space
Black holes have a size limit – of 50 billion suns
News