All Questions
Tagged with sample-return asteroid
5
questions
3
votes
1
answer
100
views
Would planetary quarantine have to be used for asteroid mining missions?
Currently, sample return missions have to follow very delicate procedures to move the sample to the return vehicle. This is incredibly complicated and may explain why so few missions have launched.
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5
votes
1
answer
834
views
Minimum delta V required to return a piece of metallic asteroid 16 Psyche to Earth?
Suppose somebody sent a rover to Psyche 16 and found massive concentrated deposits of platinum-group metals near the surface, and turned it into a 10 ton sphere of platinum/iridium/osmium/gold alloy ...
3
votes
1
answer
421
views
How to achieve escape velocity from Ceres?
If I am interested in a sample return mission to Ceres using a similar propulsion technology package to Dawn, what kinds of additional propulsion would be required to land and then return?
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16
votes
1
answer
869
views
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,...
12
votes
2
answers
861
views
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 ...