Could a giant planet between Mars and Jupiter have doomed Earth? A new study suggests that small changes would have been ...

Geologic map of the asteroid belt. Circles identify the asteroid families from which our meteorites originate and letters mark the corresponding meteorite type. The horizontal axis ranges from short ...

"This has been a decade-long detective story, with each recorded meteorite fall providing a new clue," said one astronomer.

Geologic map of the asteroid belt. Circles identify the asteroid families ... asteroid orbits are tilted relative to the plane of the planets. Blue lines are the delivery resonances.

For an hour, HERA flew as close as 5,600 kilometers from the Martian surface, at a speed of 33,480 kilometers an hour. It ...

On the way to investigate the scene of a historic asteroid collision, a European spacecraft swung by Mars and captured rare ...

NASA is monitoring a bus-sized asteroid as it makes its closest approach to Earth today, among a group of five space rocks ...

New Southwest Research Institute-led modeling indicates the main belt asteroid (52246) Donaldjohanson may have formed about 150 million years ago when a larger parent asteroid broke apart; its orbit ...

In December 2024, astronomers in Chile spotted a new asteroid streaking through the sky, which they named 2024 YR4. What’s significant about this 100m-wide space rock is that it has a small chance of ...

For an hour, HERA flew as close as 5,600 kilometres from the Martian surface, at a speed of 33,480 kilometres an hour. It ...

The review yielded positive results, reflecting remarkable progress in the national team’s capabilities, and reinforcing the preparations for the mission launch ...

Donaldjohanson formed about 150 million years ago when a much larger asteroid broke apart. Since then, its orbit and spin ...