Questions tagged [sample-return]
Mission to some extraterrestrial object which results in return of materials to Earth for further examination.
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How did the Russians get moon rocks?
I've read somewhere that the Russians have moon rocks. How did they get them?
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Why is tantalum being used for the Hayabusa bullets?
The Hayabusa 2 probe is firing tantalum bullets at the asteroid Ryugu to knock off material that can be sampled. Why was tantalum chosen? That’s a pretty obscure element and I would assume rather rare....
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What is the deepest we have penetrated a terrestrial body other than Earth?
Curiosity drills 6.4 cm (2.5 inch) holes on Mars. Comet harpoons have been proposed for future space probes. There are a number of ways in which we can penetrate the surface of terrestrial bodies, but ...
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What skipped test on Genesis would have detected the backwards-inserted accelerometer which didn't deploy the parachute?
What precautions are planned to prevent samples returned from Mars crashing and releasing organisms on Earth? and this answer to Why would bringing samples from Mars back to Earth be a “civilization-...
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What are the differences in technology between OSIRIS-REx and Hayabusa missions?
Up to now two spacecraft have been launched for an asteroid sample return mission. The first one Hayabusa is a completed mission and now OSIRIS-REx is an ongoing mission. Hayabusa was launched in 2003,...
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Who was the first person to touch the moon rocks?
This might be a stupid question, but I can't find and don't know the answer:
Everyone knows that Neil Armstrong and Edwin "Buzz" Aldrin were the first men to land on/ walk on the moon. But were they ...
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How large a body could a probe with ion engines land on and launch from?
Researching small asteroids up close by use of robotic probes seems like an appealing near-future mission. One option is a sample return mission that goes to one large body, another is a mission where ...
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Explanation of single-burn trajectories from Lunar surface to Earth surface
I learned of the fine book Soviet Robots in the Solar System from this excellent answer. One chapter in it describes how the Soviets had extreme mass limitations on their lunar sample return vehicle ...
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Why use a Mars orbital Earth return vehicle for sample return?
NASA's plan is to use two separate missions to bring home the drill core samples that the Perseverance rover will take. The samples will in plan be picked up by a landed mission and launched to Mars ...
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Why NASA's sudden renewed (apparently) interest in Wax hybrid engines? Which property is so attractive now?
update:
This answer links to Larry Russell Kellogg which links to NASA Tests Environmentally Friendly Rocket Fuel where images of Test firing of new Paraffin-Based Fuel at NASA Ames Research Center 1/...
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If there is actual ice on the moon, why hasn't it sublimated?
The Ars Technica article NASA seeks industry help with lunar landings, potentially sample return discusses the potential value of ice on the moon as a source for fuel in future space missions.
Ice ...
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How much total lunar mass remains viable for analysis here on Earth?
I know that samples of lunar regolith were taken on many missions to and from the moon, but I also know that these rocks aren't common and are being used for analysis purposes. According to this NASA ...
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Which are the main challenges for sample return mission from an asteroid and a comet?
The first sample return mission from a comet has been achieved by NASA's Stardust spacecraft, and the first sample return mission from an asteroid has been achieved by JAXA's Hayabusa spacecraft. What ...
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Why should the Mars 2020 rover drop drilled cores along its route to be picked up later?
The Mars 2020 rover will drill up real cores decimeter or so deep, in order for them to be returned to Earth by a follow up mission. I hear NASA people now seriously working on having that rover drop ...
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Perseverance individual sample collection post-mission; what stops them from blowing away or getting covered and hidden by dust?
I have been seeing videos that the plan after Perseverance is done collecting samples to distribute them in 'strategic' locations around Mars for another rover to drive around and pick up later. Why ...