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

Interstellar showcased a bleak future, but NASA's Artemis II mission looks to avoid a possible future for something even ...

NASA’s TESS tracked the interstellar comet during a special observation period from January 15 to 22, 2026.

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 ...

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, ...

All eyes have been on the nearly 5-6 km long exocomet, including NASA’s Transiting Exoplanet Survey Satellite, aka TESS.

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 ...

In a new study done with data compiled from the SPHEREx observatory, researchers found “increased post-perihelion activity” in their paper entitled, “ SPHEREx Re-Observation of Interstellar Object ...

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