"The Hubble tension is now a Hubble crisis." The mystery of the Hubble tension has deepened with the startling finding that ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

A rare breed of star recently discovered by the Hubble Space Telescope spins faster by feeding on its stellar siblings.

Located about 1,300 light-years from Earth, these young stars, also known as protostars, reside in a hotbed for star ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...

Astronomers have released the most comprehensive photograph of the Andromeda galaxy, which contains over 200 million stars.

Astrophotographers use sophisticated imaging technology to take and edit photographs that bring us the cosmos with startling ...

Rethinking the Underlying Trigger of Quasar Jets Building on the groundbreaking 2020 discovery of newborn jets in several ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

Using the aging Hubble Space Telescope, Achenbach spotted an unusual spiral galaxy quasar with a visible jet. This calls into ...