Interstellar comet 3I/ATLAS is making its closest approach to Earth, sparking a fierce debate. Harvard's Avi Loeb argues its ...

The Geminids first began appearing in the mid-1800s. They are bright, so they're often easier to see than other meteors, NASA explained.

NASA’s Hubble Telescope photographed the comet on November 30. At that time, the comet was still very far — about 178 million ...

The interstellar comet 3I/ATLAS reaches its closest point to Earth on Dec. 19, allowing close study with no threat to the ...

Comets are not the only celestial bodies with tails. Earth and Mercury also possess them, formed by different mechanisms.

I/ATLAS attracted attention when it was confirmed to be only the third body originating from another star system.

Astronomers have followed 3I/ATLAS since its discovery on July 1. Hubble photographed it on July 21 from 277 million miles ...

New images taken with the Gemini North telescope in Hawaii confirm that the interstellar comet 3I/ATLAS has gotten brighter ...

The Geminid Meteor Shower peaks this weekend on the night of Dec. 13 into the morning of Dec. 14. All of Alaska has prime ...

The cometary cameraman was not the only one to snap the celestial snowball of late. On November 30, NASA’s Hubble Space Telescope captured a deeper look at interstellar comet 3I/ATLAS, with its Wide ...

Gemini North captured new images of Comet 3I/ATLAS after it reemerged from behind the sun on its path out of the solar system ...

NASA has lost contact with its MAVEN spacecraft that launched from Florida and has been orbiting Mars for more than a decade.