The combination of a supernova and a kilonova may have produced a rare space explosion that astronomers have never seen ...

A nuclear winter is a theoretical concept, but if the climate scenario expected to follow a large-scale nuclear war, in which smoke and soot from firestorms block sunlight, came to fruition, global ...

Thanks to observations using the Very Large Telescope (VLT) of the European Southern Observatory (ESO), astronomers have managed to capture one of the shortest phases of a supernova's life — the ...

(PhysOrg.com) -- An unusual supernova rediscovered in seven-year-old data may be the first example of a new type of exploding star, possibly from a binary star system where helium flows from one white ...