When the interstellar comet flew by the red planet in October, multiple NASA missions pivoted from their explorations to ...

NASA scientists were baffled after uncovering a rock on Mars that didn’t belong there — with a composition pointing to ...

NASA’s Perseverance Mars rover has made another strange discovery. While investigating the Vernodden area of Jezero Crater – ...

It's possibly as big as Manhattan, likely older than our own solar system, and it's traveling through space at speeds of up ...

Comet 3I/ATLAS was discovered on July 1 by the Asteroid Terrestrial-impact Last Alert System (ATLAS). Its previous best ...

The object is the third interstellar visitor to our solar system ever confirmed. It will reach its closest point to Earth ...

Interstellar comet 3I/ATLAS has spent the last several months on a tour of our solar system. NASA spacecraft and telescopes ...

NASA spacecraft across the inner solar system captured new views of Comet 3I/ATLAS—the third known interstellar object ...

NASA finally released an early "peek" at the observations of its spacecraft of interstellar object 3I/ATLAS during a ...

NASA is unveiling close-up pictures of the interstellar comet that's making a quick one-and-done tour of our solar system ...

As far as physical features, NASA says 3I/ATLAS has speed, color, and direction that are, “consistent with what we’d expect ...