Space Exploration

Revival

 Revival
Answer more than 30 days after a question was asked as first answer scoring 2 or more. This badge can be awarded multiple times.
Awarded 1323 times.
How will NASA's software for autonomous navigation in cis-lunar space be tested; what information is processed, what outputs evaluated?
Awarded 2 days ago
Has intra-cranial pressure been measured on ISS astronauts for SANS research?
Awarded Nov 29 at 23:43
How do the mechanical properties of 301 stainless steel, carbon fibre composites, and Aluminium-Lithium alloys compare?
Awarded Nov 25 at 3:45
what kind of valves are used in payload fairing for venting?
Awarded Nov 24 at 17:35
What "unique control system" modulated GOCE's thrust to compensate for variable atmospheric drag? How did it know how to modulate it?
Awarded Nov 20 at 3:45
What is wrong with Voyager 1 attitude data telemetry? Is there a test version of the computer available?
Awarded Nov 8 at 19:10
What paper size do they use on the International Space Station?
Awarded Oct 12 at 10:35
Is Mercury's orbit still considered potentially unstable (in the very long term)?
Awarded Oct 4 at 21:36
How is roll alignment achieved by the Soyuz docking mechanism (SSVP)
Awarded Oct 1 at 5:18
Calculation of collision probability based on TLE
Awarded Sep 29 at 16:18
What were the challenges of an exploration mission to Trojan asteroids?
Awarded Sep 28 at 5:42
What is this NASA Spaceflight article trying to explain?
Awarded Sep 24 at 3:26
When was stereoscopic photography first used intentionally on solar system body?
Awarded Sep 21 at 16:51
Is the vestibular system ever useful in spaceflight?
Awarded Aug 26 at 15:18
Is the vestibular system ever useful in spaceflight?
Awarded Aug 26 at 15:02
Unknown spacecraft reference. "Wang's vehicle"
Awarded Aug 15 at 21:11
Why would Hollywood's Planet X (at earth's L3) be unstable?
Awarded Aug 6 at 23:36
What was Chang'e-2's 3D orbit in space? (since it's not in Horizons)
Awarded Aug 1 at 1:27
Pool on the Moon?
Awarded Jul 31 at 5:16
Isolation experiment in the Soviet Union in 1967
Awarded Jul 30 at 22:55
Transportation on the Mars I Underground
Awarded Jul 24 at 12:57
Where is this "clusters of pearls" design for a solar gravitational lensing telescope discussed in detail? Who's developing this?
Awarded Jul 23 at 20:34
Perseverance individual sample collection post-mission; what stops them from blowing away or getting covered and hidden by dust?
Awarded Jul 23 at 3:15
How will Starship get ullage during launch?
Awarded Jul 5 at 18:50
Has a spacecraft ever actually sprayed a chemical (or anything) on to another spacecraft intentionally for any reason at all?
Awarded Jun 30 at 12:52
Articulable/tilt-able solar panels planned for, or already tried on Mars or the Moon to get rid of deadly dust accumulation on solar panels?
Awarded Jun 30 at 9:26
(post deleted or otherwise unavailable)
Awarded Jun 30 at 3:26
Why does the quality of New Horizon LORRI images vary so much?
Awarded Jun 5 at 3:35
Launch to orbit delta-v penalty from Venus compared to Earth?
Awarded May 26 at 6:11
Has the ISP been published for NASAs new rotating detonation engine demonstrator?
Awarded May 19 at 6:33
How can Starship belly flop with a full payload?
Awarded May 15 at 21:45
Roughly how many kinds of closed or periodic orbits are there in the circular restricted three-body problem?
Awarded May 9 at 6:32
What is the mass of the Electron rocket's battery pack?
Awarded May 8 at 20:46
Tradeoffs between using two 34 m and one 70 m Deep Space Network dish?
Awarded May 5 at 7:46
Are there any sites that have collection of Bellcomm Inc. memos?
Awarded May 2 at 23:52
SpaceX Super Heavy booster: Is it publicly known whether the failure of one engine to start prior to liftoff will result in a pad abort?
Awarded May 2 at 12:52
What CPU does China's Zhurong rover use?
Awarded Apr 20 at 1:41
Are direct conversion optical receivers being looked at for future deep-space communication?
Awarded Apr 8 at 1:36
What are the calculations for the time it would take to create a minus 50⁰ C liquid CO2 ocean on Venus by shielding it totally from the Sun?
Awarded Apr 7 at 0:31
What are the challenges with building nuclear salt-water rockets?
Awarded Apr 1 at 2:48
How to access conjunction data message data?
Awarded Mar 27 at 23:41
At what wavelengths and for what particle types have astronomical objects been imaged or at least directionally resolved from Tiangong stations?
Awarded Mar 27 at 11:07
What is the cabling on the exterior of the SLS solid rocket boosters that wasn't on the shuttle solid rocket boosters?
Awarded Mar 21 at 1:07
What is the speed of crew Dragon upon splashdown?
Awarded Mar 20 at 7:57
Did any astronauts smoke within a spacecraft while in space?
Awarded Mar 15 at 18:49
Will SpaceX paint over the NASA Worm on booster 1058 for its next flight?
Awarded Mar 12 at 3:15
Is the charge on Martian dust positive or negative?
Awarded Mar 12 at 1:57
How often has the Hitchhiker's Guide to the Galaxy been in space?
Awarded Mar 12 at 1:57
Titan mountains = downwelling in it's ocean?
Awarded Mar 10 at 9:17
At what wavelengths and for what particle types have astronomical objects been imaged or at least directionally resolved from the ISS?
Awarded Mar 9 at 22:00
Would a lower LEO ISS orbit really have a shorter eclipse duration than a higher one?
Awarded Mar 7 at 15:30
What space capsule is this part from?
Awarded Mar 3 at 18:11
Shuttle emergency landing location question
Awarded Mar 1 at 10:34
Falcon 9: how much fuel is left on a booster after stage separation?
Awarded Mar 1 at 10:34
Could SpaceX's Dragon V2 or the Boeing Starliner be upgraded to travel beyond LEO
Awarded Feb 27 at 18:36
How many (presumably friendly) lasers are being shot at us from space? (pew! pew!)
Awarded Feb 27 at 8:49
What instruments and techniques measured Mars' atmospheric D/H ratio which suggests (all of) it's water didn't evaporate after all?
Awarded Feb 26 at 16:26
What do the terms milli-g and microgravity mean? How are they used?
Awarded Feb 25 at 2:12
What are "transcritical, pitchfork, period-doubling, torus, and subharmonic bifurcations" in the context of three-body orbits? (e.g. butterflies)
Awarded Feb 23 at 22:50
What is the methodology to determine a meteorite strike vs space debris?
Awarded Feb 22 at 18:17
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