During last year’s brief visit from the comet 3I/ATLAS, astronomers got an extremely rare glimpse into the cosmos beyond our ...

On July 1, humanity became aware of comet 3I/ATLAS. This is only the third interstellar object known to us, even though, statistically, many thousands are flying through the Solar System as we speak; ...

Interstellar comet 3I/ATLAS carries isotopic ratios entirely outside the Solar System range, ESO’s Very Large Telescope has ...

NASA will finally share long-awaited images of interstellar object 3I/ATLAS taken during the comet's close flyby of Mars. A live stream has been set for today (Nov. 19).

NASA will livestream new 3I/ATLAS images today, Wednesday, Nov. 19, 2025, amid increased public interest in the mystery of the interstellar object after Harvard University astrophysicist Avi Loeb ...

Interstellar comet 3I/ATLAS may be older than our solar system, offering a rare glimpse into the early galaxy.

NASA will release new images of the interstellar comet 3I/ATLAS during a live event on November 19. The comet is the third-ever observed interstellar object to enter our solar system. The comet will ...

Today is the day that astronomers, amateur stargazers and alien conspiracy theorists alike have been waiting for: interstellar comet 3I/ATLAS is as close to Earth as it will ever get. But lest you ...