Asteroid 2024 YR4, which once appeared to be on a collision course with Earth, may hit the moon, which could create some ...

Any uncertainty in the calculation of the object’s orbit causes variations in the predicted solution. Instead of one precise ...

Although it won’t hit Earth, an asteroid once labeled a “city killer” is now back in the spotlight — this time, because it ...

Aliens are visiting our solar system. Not little green men, sadly, but natural alien objects—cosmic bodies such as comets and ...

This year, the alert system for defending the planet against incoming space rocks was activated for the first time. It won’t be the last ...

Learn about the plane-sized asteroid that will pass by Earth the week of July 28, 2025, and find out how astronauts can track ...

Asteroids don’t always need to head straight for Earth to draw global attention. The case of asteroid 2024 YR4 is proving just that. Once flagged for ...

NASA currently leads the nation's planetary defense efforts, but some are calling for the Space Force to take control.

The Bosumtwi impact crater in Ghana is different, however. It is well preserved (not deeply eroded or buried under sediments) ...

When high-velocity asteroids land on Earth, they can form a meteor impact crater. Such collisions have occurred throughout ...