A “city killer” asteroid experts feared was on a crash course with Earth is now expected to miss the planet — but it still has a chance of smashing into the moon. Asteroid 2024 YR4, first detected in ...

The agency has a lot riding on this historic mission—literally and figuratively. Let’s hope it doesn’t end in catastrophe.

A Japanese-built moon lander called Resilience has crashed during its attempt to softly land on the lunar surface. This was Japan’s second try at reaching the moon with a private spacecraft, and ...