Japan's first asteroid sample mission returned microscopic grains from asteroid Itokawa in 2010. It's second trip yielded about 5 grams — a teaspoon or so— from the asteroid Ryugu in 2020.

A series of images from NASA’s OSIRIS-REx mission show the spacecraft approach and touch down on asteroid Bennu’s surface, over 200 million miles away from Earth, to collect a sample on ...

The fragment of the asteroid Bennu, on loan from NASA, won't be on display for visitors, but will give scientists the chance to study an asteroid sample uncontaminated by Earth's atmosphere.

Bennu is classified as a “potentially hazardous asteroid,” meaning the object is more than 460 feet (140 meters) wide and could theoretically come within 4.65 million miles of Earth.

If all goes well, OSIRIS-REx will return a pristine sample of granules from a carbonaceous, near-Earth asteroid named Bennu in 2023.

NASA’s OSIRIS-REx asteroid probe is giving scientists an even better look at the surface of the space rock known as Bennu now that it’s moved … ...

The fragment of the asteroid Bennu, on loan from NASA, won't be on display for visitors, but will give scientists the chance to study an asteroid sample uncontaminated by Earth's atmosphere.