"It looks like it has been through some kind of event that caused it to form a lot of stars and then just shut down” ...

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

NASA's Hubble Space Telescope has provided unprecedented details about the Andromeda galaxy's history and characteristics.

This image, captured by NASA's Wide-field Infrared Survey Explorer (WISE), showcases the expansive Andromeda Galaxy, also referred to as Messier 31 or M31. This image of M31, our nearest major ...

Pettit is now in the midst of his third stint on the International Space Station, and the decade he had to prepare for his ...

NASA’s Spitzer Telescope revealed the Milky Way’s hidden center, using infrared to uncover its dense, star-packed core. This ...

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 ...

NASA’s James Webb Space Telescope’s mid-infrared view of interacting galaxies Arp 142 seems to sing in primary colors. NASA’s James Webb Space Telescope has peered into the chaos of the Cartwheel ...

A close-up view of a prodigious number of stars in the Andromeda galaxy. Credit ... about the structure and evolution of our own Milky Way," NASA said. "That's because we are embedded inside ...

For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...