Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

Interstellar object headed towards Mars, but poses no threat to Earth, says head of planetary defence at the ESA.

A mysterious cosmic traveler has found its way to the Solar System from the uncharted reaches of interstellar space. The rare ...

Astronomers have confirmed that a rare intersteller object is zooming through the solar system. This is only the third time ...

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System – only the third ...

In a rare astronomical event, astronomers have confirmed the passage of an interstellar object through our solar system.

A11pI3Z: Astronomers believe fast-moving object A11pI3Z could be only the third known interstellar visitor, after 'Oumuamua ...

News about International Astronomical Union. Commentary and archival information about International Astronomical Union from The New York Times.

The International Astronomical Union voted Thursday encouraging space organizations across the globe to collaborate on a timekeeping standard for the moon, where one day lasts 29.5 Earth days.

The International Astronomical Union recognized 128 newly discovered moons orbiting the ringed planet. By Laura Baisas. Published Mar 12, 2025 10:00 AM EDT. As of March 2025, Saturn has 274 known ...