Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped ...

"Everything scattered in the Andromeda system is very asymmetric and perturbed. It does appear that something significant ...

Star clusters are formed when gravity pulls young stars together, forcing them to orbit each other. A star cluster can ...

A family portrait of the Andromeda galaxy and its orbiting dwarf satellites raises questions about how galaxies evolve.

Am astrophotographer has now unveiled the most breathtaking photo of the Andromeda galaxy we've ever seen, and he took it ...

NASA's Hubble Space Telescope reveals surprising details about Andromeda's satellite galaxies, offering fresh insights into ...

Surveying the Milky Way's entire satellite system in such ... "The way things come together matters a lot in understanding this galaxy's history." Hubble is providing the first set of imaging ...

SPHEREx is set to launch at Friday from California. Here are five things to know about NASA's latest advanced space telescope ...

NASA is set to launch SPHEREx, a groundbreaking telescope that will create the most precise and colorful map of the universe.

A star racing through the Milky Way may have a planet in tow, setting a new speed record for exoplanet systems. Using ...