For the first time, scientists have reconstructed the full history of a galaxy outside the Milky Way using chemical clues. By ...

A rare star reveals how the Universe's first stars exploded, helping explain the Milky Way’s outer halo and its unusual ...

A team of astronomers led by the Center for Astrophysics | Harvard and Smithsonian have for the first time used galactic ...

Add Yahoo as a preferred source to see more of our stories on Google. Right above you is the sky – or as scientists would call it, the atmosphere. It extends about 20 miles (32 kilometers) above the ...

From your place inside the Milky Way, you are living within a galaxy that keeps a detailed chemical diary. Every star holds clues about when it formed and what the galaxy was like at the time. Over ...

GRB 230906A, a short gamma-ray burst first detected in 2023, points to a faint galaxy embedded within a long stream of torn ...

Billions of light years away in a remote part of the universe, two neutron stars – the ultradense remnants of dead stars – collided. The catastropic cosmic event sent light and particles, including a ...

Discovered in the Pictor II dwarf galaxy, star PicII-503 has an extreme deficiency in iron—less than 1/40,000th of the sun.

Day 18 of the 2025 Space Telescope Advent Calendar: A Spider Among the Stars. About 5,000 light-years away, the Red Spider Nebula is the result of the spectacular final act of a dying star. The James ...