Meteoroids

Up to 15 "shooting stars" per hour may be visible in dark skies as the Leonid meteor shower peaks Friday and Saturday (Nov. 17 and 18).

The modest Northern Taurid and Southern Taurid meteor showers peak on separate days over the next week. Here's how to get the most out of the annual display of shooting stars and fireballs.

NASA's OSIRIS REx mission cost $1.16 billion for just under 9 ounces of asteroid dust. But it's hardly the most expensive material in science. Here's where it ranks.

The Orionid meteor shower will peak this weekend. Here's when to get the best view.

A stunning bright-green fireball was captured by a phone camera in a playground in Turkey.

The rocks were found in May 2020 in the Erg Chech sand sea, in the Sahara Desert in southern Algeria.

The peak of the annual Perseid meteor shower fell on Aug. 13, and photographers around the world were ready for it.

As many as 100 'shooting stars' per hour will be visible during the moonless peak of the Perseids on Aug. 12 and 13.

As many as 20 'shooting stars' per hour will fall during the peak of the Delta Aquariid meteor shower this weekend, but August's Perseid meteor shower will be far more impressive.

The composition of an unusual meteorite suggests that it formed on Earth, spent thousands of years in space, then reentered the atmosphere. But some experts disagree.