Space Exploration

Great Answer

 Great Answer
Answer score of 100 or more. This badge can be awarded multiple times.
Awarded 41 times.
Why doesn't the Falcon-9 first stage use three legs to land?
Awarded Apr 20 at 14:27
Do astronauts use plumber's bifocals?
Awarded Feb 9 at 9:35
What was Apollo 13's "Little Jolt" after MECO?
Awarded Feb 2 at 22:16
Did Feynman cite a fallacy about only circles having the same width in all directions as a reason for the Challenger disaster?
Awarded Aug 19, 2022 at 10:35
Is this "Attach Orbiter Here / Note: Black Side Down" sign on the Shuttle Carrier Aircraft real?
Awarded Dec 21, 2021 at 15:05
What happens to the Falcon 9 second stage after payload separation?
Awarded Dec 9, 2021 at 7:56
How is stacking oranges in 24 dimensions related to receiving and decoding signals from the Voyagers?
Awarded Jul 9, 2021 at 9:57
Which country borders are visible from space?
Awarded Jun 10, 2021 at 12:26
Can a human land on Deimos using pressurized deodorant cans?
Awarded Apr 29, 2021 at 20:42
Can I borrow a lunar rover?
Awarded Feb 25, 2021 at 20:34
Why did it take so long to notice that the ozone layer had holes in it? Which satellite provided the data?
Awarded Jan 14, 2021 at 8:35
What is the closest distance a human being has come to Mars ever since the beginning of the space age?
Awarded Oct 29, 2020 at 15:47
Why do most space probes survive for far longer than they were designed for?
Awarded Sep 8, 2020 at 18:16
What computer and software is used by the Falcon 9?
Awarded Sep 4, 2020 at 12:57
Why is it easier to escape the solar system than get to Mercury or the Sun?
Awarded Aug 15, 2020 at 21:02
What computer and software is used by the Falcon 9?
Awarded May 31, 2020 at 19:21
Couldn't I escape Earth's gravity traveling only 1 mph (0.45 m/s)?
Awarded Feb 29, 2020 at 8:10
How much bigger could Earth be, before rockets wouldn't work?
Awarded Feb 18, 2020 at 13:55
Which Apollo "mystery" was said to be finally solved by a better rendering engine?
Awarded Nov 20, 2019 at 8:35
Who was the first human to sleep - perchance to dream - on the Moon?
Awarded Nov 16, 2019 at 4:05
Apollo image lighting
Awarded Oct 24, 2019 at 20:50
Why is an airbag landing on the moon not viable?
Awarded Oct 23, 2019 at 4:20
Why did the Apollo 13 crew extend the LM landing gear?
Awarded May 3, 2019 at 22:05
A starship is traveling at 0.9c and collides with a small rock. Will it leave a clean hole through, or will more happen?
Awarded Feb 28, 2019 at 23:50
What will be the effect if we stand on Jupiter?
Awarded Dec 19, 2018 at 22:55
What can the KSP game actually teach about spaceflight and orbital mechanics, and what are its limitations?
Awarded Nov 8, 2018 at 20:25
Could Apollo astronauts stand up if they fell on the moon?
Awarded Oct 27, 2018 at 22:50
How did the Apollo computers evaluate transcendental functions like sine, arctangent, log?
Awarded Sep 28, 2018 at 15:20
Why is using a space elevator cheaper than rocket power?
Awarded Sep 11, 2018 at 16:15
Could we breathe an atmosphere that is not nitrogen based?
Awarded Jul 9, 2018 at 18:06
Which is closer to Mars, Earth or the Moon?
Awarded Feb 5, 2018 at 16:12
Which is closer to Mars, Earth or the Moon?
Awarded Feb 3, 2018 at 20:25
Nudism in space: Why wear clothes anyway?
Awarded Jan 3, 2018 at 16:06
Couldn't I escape Earth's gravity traveling only 1 mph (0.45 m/s)?
Awarded Aug 26, 2017 at 3:28
If the astronauts on Apollo 11 had landed safely on the moon but could not take off, would there have been a rescue mission?
Awarded May 28, 2017 at 16:50
Why is the American space program launch site based in Florida and not Texas?
Awarded Jan 30, 2017 at 14:40
Why destroy Juno at the end of the mission?
Awarded Jul 12, 2016 at 15:28
How did Apollo 16 capture this full photograph of the Moon's far side?
Awarded Jul 12, 2016 at 8:12
Can I borrow a lunar rover?
Awarded Jun 21, 2016 at 20:22
Do the planets really orbit the Sun?
Awarded Feb 8, 2016 at 23:05
How many extraterrestrial bodies have hosted a "lander" which returned images?
Awarded Jul 19, 2015 at 23:55

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