The Milky Way and the Andromeda Galaxy may already be colliding after it was discovered that galaxies may have gas halos far ...

Astronomers will soon begin a search of 2,800 galaxies for signs of advanced alien civilizations using a radio telescope in ...

A new image from the James Webb Space Telescope shows Arp 107, home to two merging galaxies, with two bright cores and a "bridge" of dust and gas forming a cosmic smiley face.

Nicknamed Porphyrion after a giant in Greek mythology, the jet megastructure dates to a time when the universe was 6.3 ...

Observations from the Event Horizon Telescope may reveal a secret merger in our supermassive black hole's past, potentially explaining the cosmic monster's unusual spin.

Supermassive black holes, with masses more than a million times that of our sun, are among the most fascinating and ...

New research indicates that Sagittarius A*, the supermassive black hole at the center of the Milky Way, likely formed through ...

NASA's Webb Peers Into the Extreme Outer Galaxy Sep. 12, 2024 — Astronomers have directed NASA's James Webb Space Telescope to examine the outskirts of our Milky Way galaxy. Scientists call this ...

An artist's illustration of the longest black hole jet system ever observed. Nicknamed Porphyrion after a mythological Greek ...

NASA has dubbed the large spiral galaxy the Milky Way’s ‘big brother’. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. With spiral ...