101955 Bennu (provisional designation 1999 RQ 36) is a carbonaceous asteroid in the Apollo group discovered by the LINEAR Project on 11 September 1999. It is a potentially hazardous object that is listed on the Sentry Risk Table and has the third highest cumulative rating on the Palermo Technical Impact Hazard Scale . [ 9 ]

Jan 29, 2025 · Studies of rock and dust from asteroid Bennu delivered to Earth by NASA’s OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification and Security–Regolith Explorer) spacecraft have revealed molecules that, on our planet, are key to life, as well as a history of saltwater that could have served as the “broth” for these ...

3 days ago · Medium-size asteroids such as Bennu collide with Earth about every 100,000 to 200,000 years, according to the study. The researchers found the strike could lead to a global winter that...

4 days ago · Bennu is a medium-sized asteroid. According to NASA, Bennu is about one-third of a mile (half a kilometer) wide at its equator. That's far smaller than the six-mile (10-kilometer) wide behemoth ...

Jan 29, 2025 · Nearly 60 years later, NASA’s OSIRIS-REx mission returned from space with a sample of an asteroid named Bennu, similar to the one that rained rocks over Revelstoke. Our research team has published a chemical analysis of those samples, providing insight into how some of the ingredients for life may have first arrived on Earth.

Feb 1, 2025 · Fragments of this meteorite, discovered by beaver trappers, fell over a lake. A layer of ice saved them from the depths and allowed scientists a peek into the birth of the solar system. Nearly 60...

6 days ago · NASA’s OSIRIS-REx mission delivered samples from asteroid Bennu, revealing crucial molecules linked to life, including amino acids and nucleobases found in DNA and RNA. The presence of ammonia and formaldehyde suggests conditions ripe for forming complex molecules in space. Scientists also discov

Oct 16, 2020 · Bennu is a carbonaceous asteroid that hasn’t undergone drastic, composition-altering change, meaning that on and below its deeper-than-pitch-black surface are chemicals and rocks from the birth of the solar system.

Jan 31, 2025 · The OSIRIS-REx spacecraft returned triumphantly to Earth in 2023 after collecting 4.3 ounces (121.6 grams) of precious grains of dust and rock from the asteroid Bennu in 2020. While that sample ...

Jan 29, 2025 · NASA's Osiris-Rex spacecraft returned 122 grams (4 ounces) of dust and pebbles from the near-Earth asteroid Bennu, delivering the sample canister to the Utah desert in 2023 before swooping off ...