Several planets line up and Mercury starts a short retrograde loop as Comet Pons-Brooks grows brighter in the sky this week.
Ever wonder where all the supermassive black holes are? Now, with the largest catalog yet, you can see the locations of 1.3 ...
A new analysis of our galaxy's supermassive black hole in polarized light reveals more structure than astronomers expected.
More than half a century after the film's release, every Full Moon shows off two of the most important craters featured in ...
A projector is the best way to share a view of the Sun with your eclipse party. Here’s how to build one that produces a clear ...
Monday, March 25 Full Moon occurs at 3 A.M. EDT, bringing March’s Worm Moon to the sky. The Moon is now in Virgo, close to ...
Tom Stafford, who died at 93 on March 18, was a test pilot who joined NASA in 1962 and retired as a three-star general.
Making sense of the celestial landscape is difficult. Here's a new, easy-to-use classification system designed to help.
Two supermassive black holes — weighing as much as 28 billion Suns — are locked in a fight so intense that it has come to a ...
New observations reveal abundant dwarf galaxies were primarily responsible for pervading the universe with its first light.
After years of waiting, the big day is almost here — on April 8, a total solar eclipse will wash over Mexico, the United ...
Humans have been alternatively amused, puzzled, bewildered and sometimes terrified at the sight of the phenomenon known as an ...