Mondo Knows Facts
OSIRIS-REx brought asteroid pieces back to Earth
The capsule returned about 121 grams of rubble from Bennu in 2023 The spacecraft touched asteroid Bennu in 2020 with a robotic arm and collected far more material than planned, so much that the sample container jammed. It dropped the capsule over Utah in September 2023. Early analysis found carbon-rich minerals and water-bearing clay, leftovers from the early solar system. It sits in Mondo's space collection, one of 200 facts that each trace back to the reference below.
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Facts that can change over time are reviewed and updated. If something here looks wrong, Mondo would rather know than be confidently incorrect.
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Apollo brought back 382 kilograms of Moon rockSamples from six sites are still being analysed todayDART nudged an asteroid onto a new orbitThe 2022 impact shortened Dimorphos's orbit around Didymos by 32 minutesLucy is touring Jupiter's Trojan asteroidsThe mission visits ancient bodies sharing Jupiter's orbit in two cloudsEuropa Clipper will make dozens of close passesThe 2024 launch heads for an icy moon and a survey of its oceanGeostationary satellites sit 35,786 kilometres upAt that height one orbit takes a day, so the craft appears to hang stillGPS clocks are corrected for relativity every daySatellite clocks gain about 38 microseconds daily and are tuned to compensate
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Tags: osiris-rex, bennu, samples
OSIRIS-REx brought asteroid pieces back to Earth: the short answers
- Where does this come from, and can I check it?
- The capsule returned about 121 grams of rubble from Bennu in 2023. The figure is taken from NASA Science, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
- Is this really a space fact?
- Yes. It sits on the Space shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
- What else can I read about it?
- The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.