A NASA spacecraft has just reached its permanent observation point to begin a mission unlike any before. Known as IMAP, the ...

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

NASA associate administrator Amit Kshatriya and associate administrator of NASA Science Dr. Nicky Fox explain that "all ...

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 ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory ...

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

A comet hurtling through the solar system from interstellar space is exactly what it appears to be, NASA officials said Wednesday, moving to quash a wave of online speculation. At a news conference, ...

That’s the official word from NASA about an interstellar object known as 3I/ATLAS. The object, first identified by NASA’s Asteroid Terrestrial-impact Last Alert System in July, had scientists and the ...

CAPE CANAVERAL, Fla. (AP) — NASA unveiled close-up pictures on Wednesday of the interstellar comet that’s making a quick one-and-done tour of the solar system. Discovered over the summer, the comet ...

NASA’s TESS spacecraft tracked interstellar comet 3I/ATLAS in January, capturing data on its motion, brightness, and rotation before it left the solar system ...

(CNN) — The latest images of an interstellar comet shared by NASA have captured how an array of spacecraft witnessed a flyby that was truly out of this world, revealing clues to the object’s ...