Add Yahoo as a preferred source to see more of our stories on Google. A small asteroid about the size of a car flew close to Earth overnight Tuesday, giving scientists another chance to study objects ...

Add Yahoo as a preferred source to see more of our stories on Google. Asteroid 2022 RD2 is a near-Earth object that could become a temporary moon, then later a potential crash risk for the planet ...

A mysterious object whizzing through our solar system is just two weeks from revealing its true identity. And a Harvard boffin has warned that it could be a malicious alien spaceship disguised as a ...

JWST imaged 2024 YR4 in late March, making it the smallest object the telescope had imaged to date. The data its instruments collected indicate that based on the amount of heat it gives off, 2024 YR4 ...