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

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

A NASA probe has started its mission to map the heliosphere, which is a huge protective bubble around the solar system that was created by the sun, the space agency announced on Monday.

NASA’s Transiting Exoplanet Survey Satellite has once again surprised astronomers by tracking interstellar comet 3I/ATLAS, a ...

NASA’s IMAP spacecraft studies charged particles, energetic neutral atoms, and magnetic fields at the heliosphere’s boundaries, providing real-time space weather data for Earth and spacecraft.

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

Harvard astrophysicist Avi Loeb claims humanity missed a historic chance to find alien life on interstellar object 3I/ATLAS, warning it may have been a spacecraft on a seeding mission.

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's concept shows Voyager 1 entering interstellar space, or the space between stars. - NASA/JPL-Caltech Voyager 1, NASA’s ...