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Space Exploration

Benefactor

 Benefactor
First bounty you manually award on your own question.
Awarded 72 times.
What conferences have technical sessions that cover credible and transformative alternatives to chemical-rocket-based launch?
Awarded May 21 at 0:16
What kept the Soviets from going to the Moon (before the US)?
Awarded Dec 11, 2023 at 20:26
How can Starship belly flop with a full payload?
Awarded May 21, 2023 at 11:45
How to protect Mars/Moon mission crews against meteors?
Awarded Oct 8, 2022 at 14:50
What was the first space telescope to produce a 2D image with recognisable features?
Awarded Sep 26, 2022 at 11:07
Radio Telescope / DSN Node in L4 and/or L5
Awarded Sep 21, 2022 at 9:51
What makes aluminum aerospace grade?
Awarded Aug 15, 2022 at 10:25
Has JWST done its first station keeping yet?
Awarded Jul 22, 2022 at 13:46
What systems onboard the JWST are redundant and which are not?
Awarded Feb 14, 2022 at 21:34
How to transform from the spacecraft coordinate system to image coordinates?
Awarded Jan 14, 2022 at 10:30
Calculating time for several transfer orbits
Awarded Dec 24, 2021 at 0:07
Ephemeris time and clock corrections in RINEX navigation files
Awarded Oct 19, 2021 at 4:56
Can ESA control the two Voyager spacecraft?
Awarded Oct 11, 2021 at 11:27
Was the Apollo Programme the best option for long term space exploration?
Awarded Apr 5, 2021 at 14:27
Is there a relation between combustion instabilities and chamber pressure?
Awarded Mar 28, 2021 at 2:51
What was the "5 minute EVA"? What was the shortest-duration EVA ever?
Awarded Jan 6, 2021 at 15:35
Are there active proposals for the next large space station (post-ISS) to use artificial gravity?
Awarded Nov 14, 2020 at 20:33
Most busy times in space launches by decade?
Awarded Nov 4, 2020 at 15:58
Will Perseverance's landing be live streamed?
Awarded Aug 3, 2020 at 7:32
Urine collection for early russian astronauts
Awarded Jul 6, 2020 at 7:36
What does space have to do with providing "fresh water ... without the need for aquifers or pipes?" as Steven Kwast suggested?
Awarded Mar 28, 2020 at 1:55
For how long do the various earth-moon lagrangian points receive sunlight each month?
Awarded Mar 11, 2020 at 17:00
Concepts for interior color of interplanetary crewed spacecraft
Awarded Jan 7, 2020 at 13:15
Knudsen Pumps - Have they been used in Space Exploration?
Awarded Oct 27, 2019 at 1:20
How will SpaceX's Starship accommodate its 100 passengers from the effects of micro-gravity?
Awarded Oct 2, 2019 at 20:15
What physiological effects did the Apollo astronauts experience due to the lower lunar gravity?
Awarded Sep 13, 2019 at 20:35
Is it possible to get a spacecraft into earth orbit using Linear Eddy Current Braking on an orbital runway?
Awarded Aug 10, 2019 at 18:45
How did Shuttle computers internally represent time?
Awarded Aug 7, 2019 at 2:30
Why don't all SSME turbopumps gimbal with the engine?
Awarded Jun 19, 2019 at 6:35
What impact does the Dec 2018 partial shutdown of the US Federal Government have on current space missions?
Awarded Dec 28, 2018 at 9:15
Can we "Communicate" with Tau Ceti?
Awarded Nov 10, 2018 at 15:40
How many SSTO projects have ever existed with realistic goals and reliable designs?
Awarded Oct 18, 2018 at 7:50
Is there any life from Earth that can live on Mars?
Awarded Sep 30, 2018 at 22:05
Which potential landing sites were identified at the MSL Landing Site workshops?
Awarded Aug 29, 2018 at 6:50
How will the Exomars rover communicate back to Earth?
Awarded Aug 16, 2018 at 7:15
Has the ISS ever not had a lifeboat?
Awarded Jun 17, 2018 at 20:49
Rock flipping operation
Awarded Jun 13, 2018 at 8:06
What is known (or can be deduced with a high degree of certainty) about the distribution of uranium on Mars?
Awarded Feb 20, 2018 at 18:59
Is docking satelites an option?
Awarded Feb 11, 2018 at 2:01
What would be the way to extract iron and aluminium in space without carbon?
Awarded Feb 2, 2018 at 13:27
Why are electrodynamic tethers not used to propel payloads beyond LEO?
Awarded Jan 15, 2018 at 21:34
Does stress-testing a spacecraft affect its durability?
Awarded Dec 28, 2017 at 17:25
Were cosmonauts equipped with poison pills?
Awarded Nov 24, 2017 at 13:33
If there was a non-rotating skyhook in Earth orbit, what would re-entry be like after dropping from its foot?
Awarded Sep 5, 2017 at 18:33
Mars greenhouse accessibility
Awarded Jun 9, 2017 at 21:11
Deriving the changes in Keplerian Elements induced by small impulses
Awarded Mar 21, 2017 at 3:37
How do the Soyuz flight control sticks operate?
Awarded Mar 16, 2017 at 3:58
How much is a geostationary satellite expected to deviate from the geostationary orbit?
Awarded Jan 19, 2017 at 8:32
How could we make a fair comparison between space rockets regarding their payload mass in low Earth orbit and Earth escaping?
Awarded Jan 2, 2017 at 13:10
How did Energia Buran handle center of mass during flight?
Awarded Oct 24, 2016 at 19:15
What happens to a body, that has been exposed to vacuum, once brought back onboard?
Awarded Aug 14, 2016 at 21:37
Is the ideal transfer between two arbitrary planar orbits always a bi-tangential ellipse?
Awarded Jul 10, 2016 at 15:29
Which are the main challenges for sample return mission from an asteroid and a comet?
Awarded Jun 3, 2016 at 0:11
Are the Earth's 10 Lagrange points stable and large enough to park multiple satelites/space vessels
Awarded Feb 19, 2016 at 17:58
Could the shuttle's SRB alone reach orbit?
Awarded Nov 28, 2015 at 22:27
Would a rotating spacecraft disorient those looking out of it?
Awarded Oct 6, 2015 at 20:07
How big a weight problem is ice sticking to a rocket?
Awarded Aug 10, 2015 at 3:59
What causes microgravity (i.e. non-zero gravity) in orbit?
Awarded Jul 28, 2015 at 13:52
Earth angular size looking from the ISS
Awarded May 26, 2015 at 8:52
What is the cost breakdown for a Falcon 9 launch?
Awarded Mar 20, 2015 at 18:28
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