The WOH G64 star looked to be accelerating to its end of life. But now astronomers are not sure that’s the case.

Cosmic rays are extremely fast, charged particles that travel through space at nearly the speed of light. The Amaterasu ...

Astronomers used James Webb Space Telescope data to determine the density of the universe's most mysterious "stuff." ...

A newly discovered comet has astronomers excited, with the potential to be a spectacular sight in early April. C/2026 A1 ...