Learn how through a process known as molecular hydrogen cooling, stars may be able to form in dark matter halos under 10 ...

In recent years, one of the most troubling puzzles in astrophysics has grown more urgent. Scientists have realized that the ...

The Andromeda galaxy is surrounded by a constellation of dwarf galaxies that are arranged in a highly lopsided manner. Analysis of cosmological simulations published in Nature Astronomy reveal that ...

Three University of Arizona faculty members have been named Regents Professors, in recognition of achievements in teaching, ...

There’s more to the universe than meets the eye, he found. His studies led astronomy to the dark side, changing our view of what’s out there.

"Milky seas” are one of the rarest reported forms of bioluminescence. A new scientific database may finally reveal the ...

Astronomers have used space-based telescopes, including NASA's Swift X-ray observatory, to watch a monster black hole spring ...

A team of astronomers has created the largest 3D map of our universe to date and tracked dark energy's influence on the ...