Comet 12P/Pons-Brooks and Jupiter were seen by NASA's Solar TErrestrial Relations Observatory-A (STEREO-A). Credit: Space.com ...

The Ursid Meteor Shower is a subtle but reliable annual celestial event that occurs each December around the winter solstice.

The best time to hunt for Ursid meteors is from the evening of Dec. 21 straight through to dawn on Dec. 22. The shower's peak ...

Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

Meteors from the Ursids appear near the Little Dipper, which is part of the constellation Ursa Minor. Only skywatchers in the Northern Hemisphere will have a chance of seeing this shower. The moon ...

Vladimir Putin jokes that interstellar comet 3I/ATLAS is Russia’s ’secret weapon,’ meant for use under extreme cases ...

An instrument aboard NASA’s Europa Clipper spacecraft captured rare ultraviolet observations of an interstellar comet while Earth-based telescopes were blinded by the Sun. The spacecraft’s unique ...

I/ATLAS safely passes Earth as Avi Loeb says it ignored our planet, showing ’earthlings’ they are not the center of attention ...

The Ursids will peak around the time of the winter solstice under dark skies with chances of enhanced meteor activity.

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...