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 ...

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.

Astronomers have confirmed the third interstellar object, 3I/ATLAS, speeding towards the Sun at 60 km/s. Classified on July 2 ...

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

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.

Our peer-reviewed reports present the evidence-based consensus of committees of experts. Published proceedings record the presentations and discussions that take place at hundreds of conferences, ...