NASA's Chandra X-ray spacecraft has detected the supernova wreckage of a dead star that erupted 1,700 years ago and ejected ...

Learn about a bright blob in the central region of the Milky Way, illuminating what may be a remnant of a massive star that ...

A new study of two supernova remnants, the debris left behind after stars explode, suggests the explosions came from stellar ...

NASA scientists have identified what may be the first known pair of supernova remnants produced by stars that once orbited ...

Cosmic rays seen at Earth show a wide range of particle energies, from 10 7 electron-volts (eV) to more than 10 20 eV, the latter being about the same as the kinetic energy of a 450 gram football ...

Scientists working with material collected from asteroid Bennu have found a sticky, gum-like organic substance never before ...

Astrophysicists measured the light for exploding stars called supernovae to arrive at the most precise limits yet for the universe’s composition – Copyright AFP ...

Nobel laureates Adam Riess and Brian Schmidt co-authored a June 2026 rebuttal correcting two errors in a 2025 South Korean ...