Looking at a distant galaxy means looking back in time.

Behold, the giants! The Hubble Space Telescope has completed a decade of observing Jupiter, Saturn, Uranus and Neptune.

On York Boulevard in Los Angeles, a blurred black hole hangs on a dark wall, joined only by a pair of headphones playing looping echoes of its siblings colliding.

The telescope’s massive digital camera was built to take a lot of photos of the sky, in quick succession, for a very long ...

The historic first image of the Messier 87 (M87) supermassive black hole, captured using the Event Horizon Telescope, has ...

Two years of data from NASA's James Webb Space Telescope have now validated the ... with a range of about 70-76. The Big Bang event 13-14 billion years ago initiated the universe, and it has ...

The Quadrantids’ radiant lies in the now-defunct constellation Quadrans Muralis, a region of the sky occupied by Boötes. It’s ...

The new year will be a busy one in the night sky with celestial sights of all types for everyone to enjoy, many of which can be viewed without needing a telescope or traveling hundreds of miles to see ...

"The Spiderweb protocluster is an ideal laboratory for investigating the relationship between black holes and star formation ...

Keep your eyes on the sky this upcoming year for a chance to spot breathtaking meteor showers, a special view of Saturn and a ...

M87, a prominent galaxy in the Virgo cluster, gained fame after the Event Horizon Telescope (EHT) revealed the first image of ...

December 2024 will see a rare "black moon," a term for the second new moon in a calendar month. The second new moon of ...