Asteroid
Bennu
TypeAsteroid
Mass7.329 × 10¹⁰ kg
Diameter0.49 km
Orbital Radius169 million km
Orbital Period436.6 days
Rotation Period4.3 hours
Known Moons0
Surface Gravity~0.00006 m/s²
AtmosphereNone
Discovered ByLINEAR project
Discovery Year1999
About Bennu
A near-Earth asteroid studied by OSIRIS-REx, which returned samples to Earth in 2023. Has a small chance of impacting Earth in the late 2100s. Shaped like a spinning top or diamond. Surface covered in boulders. Contains water-bearing minerals and organic molecules.
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