A small, icy traveler from deep space has just threaded its way through the inner Solar System, offering a fleeting but profound reminder that our planetary neighborhood is not isolated. As ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Interstellar comet 3I/ATLAS ...

A mysterious interstellar visitor traipsing through our solar system known as 3I/ATLAS has captivated the public for months, and it's easy to see why. But as 3I/ATLAS' renown (and infamy) only ...

A cosmic traveler from beyond our solar system is making its closest approach to Earth this week, offering astronomers and stargazers a fleeting opportunity to witness a visitor from another star ...

The characteristics of the dust surrounding 2I/Borisov are shown to differ from those found in Solar System comets in a separate paper published in Nature Astronomy ("Compact pebbles and the evolution ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A deep image of interstellar Comet 3I/ATLAS captured by the ...

NASA has finally pulled back the curtain on a collection of extraordinary images showing an interstellar visitor that has captivated astronomers and conspiracy theorists alike since its discovery this ...

Nov. 20 (UPI) --NASA released images of the interstellar comet 3I/ATLAS flying past Mars and, based on the agency's observations, scientists expressed doubt that it is an alien spaceship. Space ...

This summer, NASA confirmed that a mysterious object racing through the solar system came from interstellar space, only the third of its kind to be discovered. News of the discovery was announced on ...

Using the Swift telescope, hydroxyl emissions glowed with ultraviolet light, resembling fireworks in slow motion. The presence of these signals, which are ...

Discover the latest findings on interstellar comet 3I/ATLAS, from rare methane detections to high-resolution Hubble images, as it begins its final exit from our solar system.