Space Exploration

Popular Question

 Popular Question
Question with 1,000 views. This badge can be awarded multiple times.

earned this badge 45 times.
How much more power does a PV cell generate in Venerean orbit?
Awarded May 10, 2023 at 17:57
Why don't unmanned launch vehicles include launch escape system for payload?
Awarded Aug 19, 2021 at 15:36
How would the Voyagers be tracked after the RTGS runs out of fuel?
Awarded Jul 14, 2021 at 20:10
How strong a magnetic field does Mars need to contain Earth-like atmosphere?
Awarded Apr 5, 2020 at 22:55
Is potable water in the American & Russian segments still stored separately?
Awarded Mar 15, 2020 at 4:00
How do rovers brake/decelerate?
Awarded Nov 11, 2019 at 1:10
Could an EVA Suit meant for Mars be used for EVA on another celestial, or vice-versa?
Awarded Nov 7, 2019 at 11:35
Where should I look in ISS to find mouldy food?
Awarded May 14, 2019 at 22:25
What instruments are necessary aboard spacecraft?
Awarded Apr 14, 2019 at 19:15
Is there a lower limit on time-to-orbit from launch?
Awarded Apr 6, 2019 at 1:10
What is the power requirement of a spacesuit?
Awarded Feb 24, 2019 at 11:35
How dark is the side of the Moon in shadow as compared to the side facing the Sun?
Awarded Jan 17, 2019 at 13:50
Will any Indian in the final crew of the Mars One missions be in violation of Section 309 of the Indian Penal Code?
Awarded Jan 16, 2019 at 15:25
What is the average intensity of sunlight on the Venerean surface?
Awarded Dec 4, 2018 at 19:00
Is an orbital epoch merely a timestamp?
Awarded Nov 29, 2018 at 20:25
Is there a meteorite from Earth on Mars?
Awarded Nov 9, 2018 at 15:05
What advantage or disadvantage when the craft moves through the axis of rotation?
Awarded Nov 5, 2018 at 9:35
How are multiple launches handled?
Awarded Oct 13, 2018 at 9:45
Do astronauts qualify to be calculated for hazardous duty in their pay?
Awarded Sep 26, 2018 at 19:15
What is the maximum velocity at which Soyuz TMA-M may transit through Earth' atmosphere at reentry without a heat-shield?
Awarded Aug 23, 2018 at 14:05
How was reserve fuel calculated for the Apollo missions?
Awarded Aug 21, 2018 at 12:30
What is a dual-combustion chamber design?
Awarded Apr 15, 2018 at 6:06
Approximately how much water does Earth acquire/lose annually from extra-terrestrial sources? [closed]
Awarded Apr 12, 2018 at 20:15
Can a whole planetary system have Lagrangian points?
Awarded Apr 10, 2018 at 20:54
Have launch system propellants evolved since RP1/LH2?
Awarded Feb 24, 2018 at 1:29
What medicines have come from the Space Program?
Awarded Jan 13, 2018 at 5:36
How many space-craft can a station on the DSN communicate with concurrently?
Awarded Nov 21, 2017 at 16:24
What do the astronauts do whilst the air-lock cycles?
Awarded Oct 9, 2017 at 23:06
Could radiated heat propel space-craft in outer space?
Awarded Jul 22, 2017 at 19:39
How hard is the Lunar surface?
Awarded Jul 21, 2017 at 2:41
How did the Apollo astronauts train for the 1/6G lunar landing?
Awarded Jul 19, 2017 at 20:52
Is long range radio communication possible on the lunar surface?
Awarded May 16, 2017 at 19:30
What is the average electrical charge on the lunar surface?
Awarded Feb 21, 2017 at 18:54
Are composites used by space programs?
Awarded Jan 25, 2017 at 15:13
Does the ISS medical inventory include a sun-tan/sunscreen lotion/cream?
Awarded Dec 11, 2016 at 16:06
Is water on-board space-craft (such as ISS) rationed?
Awarded Oct 25, 2016 at 1:57
How long did it take, at a minimum, to prep a shuttle for launch after it landed?
Awarded Aug 4, 2016 at 3:01
Do astronauts aboard the International Space Station (ISS) actually use their legs?
Awarded May 8, 2016 at 23:03
Who/What is the international authority to assign/refuse orbit to a satellite/space-craft?
Awarded Apr 20, 2016 at 8:50
Does a mission to Venus orbit require less propellant than a similar mission to Mars?
Awarded Mar 15, 2016 at 1:00
How frequently do asteroids collide with each other?
Awarded Feb 18, 2016 at 20:42
Do any systems in space use Artificial Intelligence yet?
Awarded Jan 25, 2016 at 7:12
Why is Philae not provided with a propulsion system?
Awarded Jul 17, 2015 at 15:39
Can the satellites in Martian orbit be put to use providing a rudimentary GPS system on Mars?
Awarded Oct 9, 2014 at 11:34
Could the Space Shuttle have landed on any long runway other than those specially reinforced at Kennedy (TTS), and Edwards (EDW)?
Awarded May 20, 2014 at 14:12

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