Scientists are uncovering new clues that a cosmic explosion may have rocked Earth at the end of the last ice age. At major Clovis-era sites, researchers found shocked quartz—evidence of intense heat ...

An 11th-century monk saw the famous "Halley's comet" first as a child and later as an adult, new research finds. Halley's comet bears the name of the astronomer who famously first described its ...

When astronomers look out into the cosmos, they see supermassive black holes (SMBH) in two different states. In one state, they're dormant. They're actively accreting only a tiny amount of matter and ...

The British astronomer and mathematician Edmond Halley was not, after all, the first to understand the cycle of the comet ...

Interstellar comet 3I/ATLAS is seen in this composite image captured on Nov. 6 by the Europa Ultraviolet Spectrograph instrument on NASA’s Europa Clipper spacecraft, from a distance of around 102 ...

Is it alien? Is it natural? Those questions have followed the interstellar comet known as 3I/ATLAS since it entered our solar system last year from beyond our own star system. A new study released ...

"We all would have been thrilled to find technosignatures coming from 3I/ATLAS, but they're just not there." When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Sorry, '2001: A Space Odyssey' fans, but the cosmic menace in the Gerard Butler disaster series has a more ordinary inspiration. Reading time 2 minutes Greenland was ...

Rising shortly before midnight on January 4 and best viewed in the hours before dawn, Comet 24P/Schaumasse is located in northern Virgo, traveling through a rich region of the sky. Although the bright ...

About 13,000 years ago, life on Earth changed faster than what seems possible. Massive animals that had survived thousands of years suddenly disappeared from the landscape. At nearly the same moment, ...