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 1322 times.
When NASA spacecraft arrive at Mars, is Mars always always above the horizon in the US?
Awarded Aug 25, 2022 at 18:46
Does reflected sunlight from the ISS prevent astronauts from seeing the stars during an EVA?
Awarded Aug 23, 2022 at 7:36
How Would the Atmosphere of a Space Settlement Consisting of Nitrogen and Oxygen Maintained?
Awarded Aug 21, 2022 at 5:34
Outer space and dark-adapted vision
Awarded Aug 19, 2022 at 14:28
Is there a significant reason why pintle injectors are only used in single configuration?
Awarded Aug 16, 2022 at 20:57
Which are the current Near-Earth comets that have the closest approach to Venus?
Awarded Aug 9, 2022 at 9:20
How much margin does JWST have for station keeping in Halo orbit?
Awarded Aug 3, 2022 at 18:33
How can space suit gloves be improved?
Awarded Aug 1, 2022 at 11:16
High elbow carrying angle and becoming an astronaut
Awarded Jul 28, 2022 at 22:10
When jettisoning heavy objects from the ISS e.g. 2.9 tons of batteries+, how much angular impulse does the station get? Corrective actions necessary?
Awarded Jul 28, 2022 at 21:02
Thrombosis risk before launch
Awarded Jul 28, 2022 at 11:08
Has opalescence ever been observed on any solar system body besides Earth? Or at least from a sample from one?
Awarded Jul 24, 2022 at 20:41
What does Cees Bassa's Doppler plot of Chandrayaan 2 show?
Awarded Jul 24, 2022 at 14:06
Longest duration of a Moon orbiter?
Awarded Jul 24, 2022 at 7:11
Has JWST done its first station keeping yet?
Awarded Jul 21, 2022 at 15:32
Reference request: Rocketdyne Document R-3896-4 "F-1 Rocket Engine Illustrated Parts Breakdown"
Awarded Jul 20, 2022 at 19:31
Could there be liquid hydrogen oceans on the surfaces of worlds (including frozen gas giants) in the distant Kuiper belt or Oort cloud?
Awarded Jul 13, 2022 at 19:36
After nine years on Mars, has anything on Curiosity broken yet?
Awarded Jul 10, 2022 at 1:27
Can we use magnetic devices to anchor to asteroids?
Awarded Jul 8, 2022 at 22:04
How does New Shepard Crew Capsule sense proximity to trigger retropropulsion just before impact?
Awarded Jul 7, 2022 at 21:35
Have any Mars surface spacecraft had downward-pointing radiometers to measure the surface temperature? (not air temperature)
Awarded Jul 4, 2022 at 1:27
How many times will the Photon fire its Curie in order to "reach the right spot" to deploy CAPSTONE towards the Moon?
Awarded Jul 1, 2022 at 12:13
Orbit design guidelines for rendezvous with ISS?
Awarded Jun 22, 2022 at 1:51
What type of software is used to make radiation shielding simulations for use in Space or Mars?
Awarded Jun 16, 2022 at 12:35
formula linking RAAN and LTAN
Awarded Jun 12, 2022 at 12:42
Has a rocket from a torpedo tube ever reached space?
Awarded Jun 9, 2022 at 18:18
Why do most Measurements in Space use km?
Awarded Jun 8, 2022 at 4:52
Optimizing trajectories with GMAT: how to understand the "Vary" parameters, and how to know what values to use for them?
Awarded Jun 8, 2022 at 1:20
Could this three-thruster spherical spacecraft de-tumble itself with zero final velocity?
Awarded Jun 7, 2022 at 2:49
Powered Explicit Guidance: Should rocket be pitching down at orbital insertion?
Awarded Jun 5, 2022 at 11:26
Was Chandrayaan-1 recovered (tracked) only that one time in 2016, or is someone still keeping an eye on it from time to time?
Awarded May 31, 2022 at 18:32
What could Perseverance listening to Ingenuity reveal?
Awarded May 30, 2022 at 21:27
Technical feasibility of using Raptor engines for Vulcan rocket
Awarded May 30, 2022 at 13:17
Dinitrogen tetroxide decomposes to nitrogen dioxide at room temperature, but rockets that use it are usually said to use N₂O₄ and not NO₂ - why?
Awarded May 25, 2022 at 8:41
What was the smallest intentional, acknowledged slingshot maneuver?
Awarded May 24, 2022 at 21:09
Would this Starship design alternative be viable?
Awarded May 24, 2022 at 21:09
Largest single burn spacecraft delta-v in deep space?
Awarded May 21, 2022 at 22:11
Why does Vandenberg have the most launches?
Awarded May 20, 2022 at 0:55
Is lunar exploration going to need a whole heck of a lot of RTGs? If so, have they started firing up the RTG-making reactors yet?
Awarded May 19, 2022 at 21:35
Could a laser ablation-based propulsion system really accelerate an object to 0.001 c?
Awarded May 15, 2022 at 22:25
Venus gravity assist (and aerobraking) - How much delta-V can it add?
Awarded May 14, 2022 at 3:10
Could SpaceX's Starship's landing and restart process work on Titan?
Awarded May 11, 2022 at 4:11
What ever happened to 6Q0B44E - potentially the "artificial satellite (with) the farthest orbit around the Earth"?
Awarded May 9, 2022 at 5:07
Why are modern satellite ground station and deep space communications dishes with secondary mirrors almost always Cassegrain?
Awarded May 8, 2022 at 13:12
Looking for atmospheric density models of various planets and moons
Awarded May 3, 2022 at 5:15
Pressurized Organic Oxygen Pods
Awarded May 3, 2022 at 2:05
Is there a rule of thumb for the mass of thermal protection systems?
Awarded Apr 30, 2022 at 0:15
Curiosity / MRO UHF connection and weak signal modulation
Awarded Apr 25, 2022 at 2:30
How brightly does Venus's hot surface glow at night? Could you see it? Could you see well enough to walk around?
Awarded Apr 24, 2022 at 23:57
Discrepancy in local Mach behavior between CEA and other sources
Awarded Apr 14, 2022 at 19:05
Decomposing HTP through regenerative cooling for use in closed expander cycle
Awarded Apr 13, 2022 at 16:41
How do they know that the Dragonfly helicopter won't get quickly coated in tholin muck? Any desliming technology for camera lenses or propellors?
Awarded Apr 10, 2022 at 11:30
Delta-v obtained from Titan by the Cassini spacecraft; just how much of a "gas tank" was it?
Awarded Apr 9, 2022 at 17:35
What is the geometric dimensions of turbo pumps present in SSME?
Awarded Apr 4, 2022 at 18:25
Is there any more information available on JWST's "aft momentum flap"
Awarded Apr 4, 2022 at 11:03
Is there any practical application of trinitramide N(NO2)3 in rocket propellants
Awarded Apr 2, 2022 at 18:21
GMAT B-Plane to Mars different date
Awarded Mar 29, 2022 at 20:16
How large an asteroid sample does hayabusa2 have?
Awarded Mar 29, 2022 at 17:25
Are any more details on the September 5, 2007 "Ares-1X Steel Rod Mishap During Static Strip Test at KSC Parachute Refurbishment Facility" available?
Awarded Mar 28, 2022 at 12:27
GMAT: Finite burn targeting, solving for burn duration and quaternion
Awarded Mar 28, 2022 at 12:27
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