Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

Leo P, a small galaxy and a distant neighbor of the Milky Way, is lighting the way for astronomers to better understand star formation and how a galaxy grows. Scientists have reported finding that Leo ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

This is the largest photomosaic yet assembled from Hubble Space Telescope observations. It is a panoramic view of the Andromeda galaxy, located 2.5 ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...

Astronomers have long tried to track down how elements like carbon, which is essential for life, become widely distributed across the universe. Now, NASA’s James Webb Space Telescope has examined one ...

New ground- and space-based infrared observations are giving astronomers a better handle on the true populations of red ...

Astronomers have long tried to track down how elements like carbon, which is essential for life, become widely distributed ...

Yale researchers among those who discovered three “ultra-massive” galaxies, which were formed shortly after the Big Bang and ...