The International Astronomical Union (IAU) currently recognizes five dwarf planets in our solar system, though there are likely many more. The most famous of the bunch is Pluto, way out beyond the ...

If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Such a cosmic ...

Although it won’t hit Earth, an asteroid once labeled a “city killer” is now back in the spotlight — this time, because it might hit the moon. KTLA spoke with Davide Farnocchia, a navigation engineer ...

Experts explain why it's "routine" and highlights another encounter in 2029. A plane-sized asteroid scheduled to pass Earth next week is making headlines, but NASA experts want the public to ...

The animation, provided by the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS), shows the path of a 130- to 300-foot-wide asteroid — named 2024 YR4 — having a more than 1 percent ...

NASA's OSIRIS-APEX mission, which was one of 19 designated to be canceled by the Trump administration, has been saved from ...

Other than fictional representations, like Harry Vanderspeigle in SYFY and USA Network's Resident Alien (now streaming on Peacock), as far as we know, life has only ever arisen here on Earth. But the ...