Cosmology

Space NASA’s Roman Space Telescope prepares to unleash a flood of new cosmic discoveries

Roughly 900 astronomers are preparing to explore Roman’s public observations for hidden planets, black holes and cosmic clues.

Space A white dwarf’s unusual atmosphere gives it a ghostly green glow Joseph Shavit

Space New large-sized telescope array in Spain ushers in a new era in exploring the extreme universe Joseph Shavit

Space Unusual supernova solves 1,000 year mystery revealing a third way stars might explode Joseph Shavit

Space Improved magnetic field maps bring the Sun’s hidden hemisphere into focus Joshua Shavit

Space JWST discovers the first shifting water clouds on a planet outside of our solar system Joseph Shavit

Space JWST traces the most distant known fast radio burst to a strange dwarf galaxy Joseph Shavit

Space Scientists calculate how much information exists in the observable universe Joseph Shavit

Space NASA’s James Webb telescope reveals the dusty aftermath of 21 planet-shattering collisions Joseph Shavit

Space Five-dimensional black holes offer a possible explanation for dark matter and neutrinos Joseph Shavit

Space Astronomers discover a ‘phoenix planet’ reborn from the ashes of a dead star Joseph Shavit

Space Cosmic ‘pearls’ emerge around the surviving star of an ancient supernova Joseph Shavit

Space CosmicWatch lets students build a detector for invisible cosmic-ray particles Joshua Shavit

Space A small star is slowly consuming a brown dwarf, 300 light years away Joseph Shavit

Space Cosmic gamma rays test the limits of Einstein’s speed of light rule Joseph Shavit

Space Comprehensive planetary search detected an unexplained radio signal from K2-155, 238 light-years away Joseph Shavit

Space Einstein Probe catches a neutron star merger glowing far longer than expected Joshua Shavit