Explore the wonders of our solar system in "Insanely Cool Things In Our Solar System"! WATCH OUR OTHER VIDEOS: ►25 Insanely ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

Avi Loeb suggested that if 3I/ATLAS is a spacecraft, it may use its proximity to the Sun's powerful gravitational pull while ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

Objects such as 'Oumuamua, Borisov and recently 3I/ATLAS have opened our eyes to the reality that outsiders regularly visit our solar system — and we're about to start spotting a whole lot more of ...

The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How different will it look when it reappears on the other side?

An interstellar visitor is barreling closer to our sun, giving scientists a rare opportunity to observe an object from outside our celestial backyard. The comet 3I/ATLAS is just the third known object ...

Most of our knowledge about the Solar System’s formation and evolution comes from the study of extraterrestrial rock samples called chondritic meteorites. These rocks, which are fragments of asteroids ...

Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of ...

A SpaceX launch early Wednesday morning sent a trio of spacecraft toward a destination almost one million miles from Earth. The missions—two for NASA and one for the National Oceanic and Atmospheric ...

Interstellar Comet 3I/ATLAS will reach its closest point to the Sun around October 30, 2025. Is the comet 3I/ATLAS a threat ...

CREDIT: ALMA(ESO/NAOJ/NRAO)/M. McClure et al. Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of ...