Returned sample

Bennu Sample (OSIRIS-REx)

121.6 grams of dust and rock from the carbonaceous near-Earth asteroid 101955 Bennu, returned by OSIRIS-REx in 2023 — the largest asteroid sample yet returned. Early analysis shows abundant carbon and water-bearing clay minerals.

Sample facts

Source body: 101955 Bennu
Returned by: OSIRIS-REx
Returned mass: 121.6 g
Analysis: Curated at NASA Johnson Space Center; rich in carbon and hydrated minerals.

Sources

Facts on this topic will be cited from these primary and reference sources.

NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.
NASA JPLJet Propulsion Laboratory / Solar System Dynamics
Orbital data, ephemerides, and small-body parameters for planets, asteroids, and comets.

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