"Until now, it was unknown what type of star would remain after the merger." ...

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

Sky This Week is brought to you in part by Celestron. Friday, January 9Cygnus may be sinking toward the horizon a few hours ...

American Museum of Natural History Astronomer Dr. Jackie Faherty joins WIRED to answer the internet's burning questions about ...

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

How Donald Trump tried to ground NASA’s science missions ...

Along with bonus stargazing targets!

On Wednesday, Schmidt Sciences - an organization funded by former Google CEO Eric Schmidt and his wife, Wendy Schmidt - announced an ambitious initiative to build a space telescope larger than Hubble ...

Jupiter harbors more oxygen than the sun, a new study finds, giving astronomers a crucial clue about how our solar system's ...

Sweeping winds of vaporized metals have been found in a massive cloud that dimmed the light of a star for nearly nine months.

Over the years, passing spacecraft have observed mystifying weather patterns at the poles of Jupiter and Saturn. The two ...