Add Yahoo as a preferred source to see more of our stories on Google. The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet as it ...

NASA’s TESS tracked the interstellar comet during a special observation period from January 15 to 22, 2026.

Add Yahoo as a preferred source to see more of our stories on Google. Today is the day that astronomers, amateur stargazers and alien conspiracy theorists alike have been waiting for: interstellar ...

Scientists studying the interstellar object ‘Oumuamua have proposed that it may be a fragment from a Pluto-like planet beyond ...

The recently discovered interstellar object 3I/Atlas is set for a close flyby of Mars in October, where it can be observed by orbiters around the planet. Reading time 2 minutes In June, a mysterious ...

Interstellar objects like 3I/ATLAS that have been captured in planet-forming discs around young stars could become the seeds of giant planets, bypassing a hurdle that theoretical models have ...

This week, Earth will get its best chance to steady an interstellar comet as it makes its closest approach to the planet. Comet 3I/ATLAS will get closest to Earth on Dec. 19, and anyone can get a ...