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 image from the NASA/ESA Hubble Space Telescope features Arp 72, a very selective galaxy group that only includes two ...

NASA astronaut Don Pettit is currently on his third stay on the International Space Station where he works with other astronauts to conduct experiments and maintain the celestial outpost. But in his ...

For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it -- the flickering star is 2.2 million ...

NASA's James Webb Space Telescope has added another honor to its name by locating a record number of new stars in a faraway ...

NASA's Roman Space Telescope is preparing for launch in 2027, with a mission to study distant galaxies and explore dark ...

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 ...

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 ...

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 ...

The most powerful telescope to be launched into space has made history by detecting a record number of new stars in a distant ...

This suggests that NGC 5084 is host to a supermassive black hole tipped on its side, and scientists think it could be ...