For a brief window, Asteroid 2024 YR4 looked like a planetary hazard in the making. At up to 90 meters (295 feet) in diameter, it was described as a potential ...

Elon Musk has insisted it is essentially a matter of life and death that we find somewhere off Earth to colonize.

YR4 is between 40 and 90 meters in diameter, about the size of a large apartment block. The asteroid 2024 YR4, discovered in ...

Earth is no longer on a collision course with asteroid 2024 YR4, but it could potentially collide with the Moon.

A White House science advisor recently war-gamed with space agency heads worldwide to devise a planet-saving defense to an ...

SpaceX on Sunday night launched a Falcon 9 rocket with 21 Starlink satellites into space from Florida's coast.

For a brief moment, it looked like asteroid 2024 YR4 had a real shot at hitting Earth in 2032. With its impact probability climbing to a record-breaking 3%, astronomers scrambled to refine its ...

The outlook for a private spacecraft to conduct a fly-by mission of an asteroid known as 2022 OB5 looks bleak after a series ...

February, headlines around the world buzzed about the potential for an asteroid to hit the Earth in 2023—specifically, ...

NASA has significantly lowered the risk of asteroid 2024 YR4 hitting Earth. Last week, the asteroid had a 3.1% probability of ...