Pluto may have been demoted to dwarf planet status, but it's queen bee to a clutch of moons that now number four.
After months of James Webb Space Telescope mismanagement accusations, a U.S. House subcommittee has recommended the $6.5 billion project's cancellation.
13 billion light-years away, at the very edge of our observable universe, supermassive black holes lurk inside their galactic hosts, feeding.
Main-belt asteroid 596 Scheila was hit by a much smaller, unknown asteroid late last year and the Swift and Hubble telescopes were there to see the aftermath.
Every once in a while, an astronomy paper comes out that makes me go, "Whoa. Whoa! Wait... really?" This is one of those papers.
A trillion years from now the universe will be a much simpler place for far-future astronomers to ponder.
The Hubble Space Telescope's Wide-Field Camera 3 reveals NGC 2841 to be quite lovely, but also quite... quiet.
A galaxy collision is an impressive creation event, that is, the creation of stars and, in this case, a ring of black holes.
There's more red dwarfs than sun-like stars, and there's speculation that red dwarfs may harbor life. Alas, these stellar lightweights pack a mighty punch, possibly sterilizing life with massive flares.
Feeling lonely this Christmas? Spare a thought for some of the most massive stars in our universe that shine so bright, but live all on their lonesome.