A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a ...

A massive comet traveling through the solar system is much larger than previously thought and could be a remnant of alien ...

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system.

Comet 3I/ATLAS, the third interstellar object ever detected, will be visible from ground-based telescopes through the end of ...

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously thought, astronomers say.

In July, NASA reported its ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Chile identified a comet that originated from interstellar space. Arriving in the direction of the ...

Astronomers are tracking a newly discovered interstellar visitor called 3I/ATLAS, and early research suggests it may be ...

Comet C/2025 R2 (SWAN) is a new visitor from our outer solar system. It may be easier to see as it approaches Earth next week ...

NASA has debunked the proposal of controversial astronomer Avi Loeb, who claimed the comet 3I/ATLAS could be malicious alien technology.

NASA's planet-hunting TESS telescope observed the rare interstellar comet 3I/ATLAS two months before it was formally ...

Comet 12P/Pons-Brooks and Jupiter were seen by NASA's Solar TErrestrial Relations Observatory-A (STEREO-A). Credit: Space.com ...

In October, people will be able to see the Draconid meteor shower, and also the Orionid meteor shower. Here's when they are, and how you can see them. This shower will run from Oct. 2, 2025 to Nov. 12 ...