Space Exploration

Famous Question

 Famous Question
Question with 10,000 views. This badge can be awarded multiple times.
Awarded 510 times.
Why is the earth so small when observed from the moon?
Awarded Nov 24 at 6:42
The dreaded apocalyptic asteroid approaches Earth but lands safely on the Moon at zero relative velocity
Awarded Nov 20 at 2:16
Have there ever been people trapped in a shut down spacecraft?
Awarded Nov 13 at 22:56
What is a launch vehicle resting on prior to launch?
Awarded Nov 13 at 22:56
Why do pressure-fed systems have to be pressurized with helium or nitrogen?
Awarded Nov 5 at 15:16
Before we build a Mars colony, why don't we build a 100% self-sustainable test colony in the Antarctic?
Awarded Oct 27 at 11:17
Could the Space Shuttle have landed on any long runway other than those specially reinforced at Kennedy (TTS), and Edwards (EDW)?
Awarded Oct 22 at 19:01
Rocket fuel cost to launch 1 kg to orbit
Awarded Oct 19 at 3:40
How does a solar eclipse affect satellites?
Awarded Sep 27 at 20:46
Why should the James Webb Space telescope stay in the unstable L2?
Awarded Sep 26 at 8:16
Would a duct tape spacesuit be practical?
Awarded Sep 24 at 23:10
Was Apollo 13 radio blackout on reentry longer than expected?
Awarded Sep 8 at 10:50
What did JFK mean by "and the others" in his "We choose to go to the moon" speech?
Awarded Sep 6 at 12:00
What is the ideal shape for a rocket?
Awarded Aug 31 at 8:04
Why are there so few lunar rovers?
Awarded Aug 28 at 18:57
Does launching a device into orbit change earth's orbit?
Awarded Aug 21 at 18:36
How do rockets avoid satellites?
Awarded Aug 18 at 19:33
What would have happened if the skin of an Apollo lunar module was ruptured?
Awarded Aug 12 at 15:10
When did the term "Space" first come into use?
Awarded Aug 6 at 14:49
How to get true anomaly from time?
Awarded Jul 27 at 18:15
How long would it take to ride to the top of a space elevator?
Awarded Jun 23 at 22:07
What size and shape is an SL-16 R/B and for how long will they orbit Earth?
Awarded Jun 5 at 15:11
Optimal speed per altitude for orbit launch
Awarded May 23 at 11:05
Reaction Wheels vs. Momentum wheels
Awarded May 15 at 5:47
How is chamber pressure determined for rocket engines?
Awarded May 2 at 20:07
Why is Elon Musk building the Starship first? [duplicate]
Awarded Apr 21 at 7:26
Is a SpaceX launch completely automated?
Awarded Apr 20 at 14:20
Why doesn't SpaceX land boosters in Africa?
Awarded Apr 13 at 17:26
Is there any reason why a spacecraft would not be able to turn around without a gravity assist?
Awarded Apr 7 at 2:42
How can astronauts float in space without being affected by the gravitational force of nearby objects?
Awarded Feb 28 at 23:48
What artificial satellite has the farthest orbit around the Earth?
Awarded Feb 9 at 19:47
What is Falcon heavy's payload capacity to Trans-Lunar Injection
Awarded Feb 2 at 3:10
Would unpainted iron or steel rust in space?
Awarded Jan 19 at 11:11
Why was Venus rather than Mars targeted for the first interplanetary landings?
Awarded Jan 17 at 20:05
Are there any vegetarian astronauts?
Awarded Dec 22, 2022 at 21:51
Can we survive Van Allen belt radiation?
Awarded Dec 15, 2022 at 17:47
How would an astronaut's hand react to a hard vacuum?
Awarded Dec 14, 2022 at 14:57
Rocket Engine Plumbing: Still don't understand the Full Flow Staged Combustion Cycle
Awarded Dec 14, 2022 at 9:06
Who/What is the international authority to assign/refuse orbit to a satellite/space-craft?
Awarded Dec 10, 2022 at 12:15
Why does GPS need the fourth satellite?
Awarded Nov 29, 2022 at 7:51
What material properties would be necessary to shield a lander from the environment of the Venusian surface?
Awarded Nov 21, 2022 at 17:46
Why are optimal launch TWRs so different in KSP than on earth?
Awarded Nov 19, 2022 at 22:00
Advantages of launching very large rocket while submerged, buoyant, in a body of water
Awarded Nov 9, 2022 at 20:11
Could the shuttle wait out the whole burn of SRBs on launchpad in case of a problem on launch?
Awarded Oct 10, 2022 at 14:03
Why isn't a centrifuge used for astronauts on the space station?
Awarded Sep 25, 2022 at 12:10
Why are rocket launches so sensitive to weather?
Awarded Sep 22, 2022 at 23:15
How to calculate the speed of rotation of a given point on the Earth's WGS84 ellipsoid, about its axis?
Awarded Sep 16, 2022 at 16:40
Transform ECI to ECEF
Awarded Sep 7, 2022 at 17:52
Is Jupiter bright enough to be seen in color by the naked eye from Jupiter orbit?
Awarded Sep 5, 2022 at 15:01
Can/should you swim in zero G?
Awarded Aug 28, 2022 at 20:11
Why don't rockets use propane?
Awarded Aug 25, 2022 at 9:40
How Local time of a sun synchronous orbit is related to Right ascension of ascending node?
Awarded Aug 2, 2022 at 19:55
How to get semi-major axis from TLE?
Awarded Aug 2, 2022 at 17:55
Are satellites able to stream real-time videos about certain parts of Earth's surface?
Awarded Jul 10, 2022 at 7:12
How complex was the math and physics necessary to place Apollo 11 on the moon?
Awarded Jul 9, 2022 at 5:31
What "actually" happens at T-minus-0
Awarded Jul 3, 2022 at 17:20
What is the math behind Magnetorquers?
Awarded Jun 27, 2022 at 20:27
Why did the Space Shuttle fly upside-down normally
Awarded Jun 19, 2022 at 12:55
Delta-V to Low Mars Orbit
Awarded Jun 13, 2022 at 15:56
Why would such a powerful computer (or a computer at all) be needed to go to the Moon?
Awarded Jun 5, 2022 at 8:42
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