You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the sky ...

A NASA-funded telescope in Chile identified a comet from interstellar space on July 1, marking a significant astronomical ...

Comet 3I/ATLAS will get as close as 210 million kilometers (130 million miles) from the Sun, far beyond the orbit of Earth, ...

Dubbed 3I/ATLAS, the comet poses no danger to Earth and will remain roughly 150 million miles away as it speeds by.

July 3 (UPI) -- NASA discovered the third interstellar comet through a survey telescope in Rio Hurtado, Chile. The ...

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

Comet C/2014 UN271, aka Bernardinelli–Bernstein, is already releasing gas, even though it's still far from the sun's heat in the solar system.

Now around 13th magnitude, the comet is sliding through southwestern Leo. Today, Schwassmann-Wachmann 1 is roughly 2° from magnitude 3.5 Subra (Omicron [ο] Leonis), often depicted as Leo’s ...