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Mark777
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Apparently, this user prefers to keep an air of mystery about them.

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19 What would the challenges be in developing a Falcon Heavy with three or four strap-on boosters? Jul 16 '16
19 Why is the F9-029 Amos 6 case more complex than the F9-020 CRS-7 explosion? Sep 16 '16
16 What are the differences in technology between OSIRIS-REx and Hayabusa missions? Sep 13 '16
15 Is the supercooled LOX used in Falcon 9 Full Thrust a first? Mar 19 '16
12 Which are the main challenges for sample return mission from an asteroid and a comet? May 25 '16
11 Can a Boeing CST-100 be used to provide station reboost? Mar 31 '16
10 If it is difficult for Merlin engine to have deeper throttling, could it be as an option a different engine at the center of the rocket? May 5 '16
9 Is there any possible way to reduce the cost of a manned mission to the Moon? Apr 24 '16
9 Could a rocket engine be designed to use different fuels? (Like LOX+H2, LOX+CH4) Apr 30 '16
9 Why does the BE-3 use hydrogen as fuel? Oct 31 '16
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