Some stars have a much different end of life than previously thought. Astronomers have observed for the first time traces of a star that exploded twice. This discovery challenges current ...

Supernovae like these are very luminous and referred to as "standard candles" in astronomy. As fixed points, they are used to ...

And in spite of these bangs, the heat death of the universe cannot be stopped. Exploding white dwarf stars may well be the last hurrah of the cosmos.

“ENTs are different beasts,” study lead author and astronomer Jason Hinkle explained in an accompanying statement. “Not only are ENTs far brighter than normal tidal disruption events, but they remain ...

Stars often die with a final burst of beauty. For the first time, astronomers have captured visual proof that a star can ...

Thomas Mulligan tells the story of how our universe expanded from a tiny point to infinite size.

"Fast radio bursts shine through the fog of the intergalactic medium, and by precisely measuring how the light slows down, we can weigh that fog, even when it's too faint to see." ...

Many a puzzled British housewife waited anxiously last week for the world to blow to pieces. As these matrons sat in their comfortable homes, a quiet voice from the radio had told them that the ...

Ever since our universe exploded into being some 13.8 billion years ago, it has continued to expand. Stars and galaxies are continually moving apart — so fast that even if you were to take off ...

New data involving millions of galaxies and luminous galactic cores is providing fresh evidence that the enigmatic and invisible cosmic force called dark energy - responsible for the universe's ...

Magnetar flares, colossal cosmic explosions, may be directly responsible for the creation and distribution of heavy elements across the universe, suggests a new study.