An Arjuna asteroid, discovered in August, will become a "mini-moon" event for nearly two months from Sept. 29 to Nov. 25.

When we think of planets with rings, Saturn often comes to mind. However, new research suggests that Earth might have had its ...

A new study revealed that a massive asteroid may have hit Jupiter’s moon Ganymede about 4 billion years ago, shifting the ...

Asteroid Apophis doesn’t currently pose a threat to Earth when it passes by in a few years, but an astrophysicist has ...

New simulations show that Jupiter's massive moon Ganymede was knocked off its axis when it was struck by a roughly ...

A chance encounter with another asteroid could steer Apophis destructively close to Earth during a future passage.

New research suggests that small asteroid collisions could potentially alter Apophis’s trajectory, raising concerns about future risks.

Scientists have recently discovered that Ganymede, the largest moon in our solar system, was struck by a massive asteroid ...

A 60-mile wide asteroid impact on Ganymede, Jupiter's largest moon, drastically reshaped its surface and altered its ...

Billions of years ago, a massive asteroid struck Ganymede, the largest moon orbiting Jupiter, shifting it on its axis, new ...

A stadium-sized asteroid is making a close, but safe fly-by of Earth Tuesday evening, as just another reminder that space is full of flying rocks and Earth must remain on guard.

For those worried about humans going the way of the dinosaurs, the good news is we’ll have a pretty good idea if Apophis has ...