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Space Exploration
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jpa's user avatar
jpa's user avatar
jpa
  • Member for 10 years, 6 months
  • Last seen more than a week ago
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43
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42
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24
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2
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14
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7
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Top posts

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43
Why is the aperture door of the Hubble Space Telescope so weirdly shaped?
Apr 25, 2024
42
When was Newton "not good enough" for spaceflight; first use and first absolute requirement for relativistic corrections?
Dec 9, 2019
30
Why is it most efficient to change orbit inclination while crossing the equator?
Jul 21, 2020
29
Why doesn't NASA send Voyagers anymore?
Dec 15, 2018
23
Why are they putting insulating blankets around the new space coronagraph?
Oct 29, 2024
19
Would a torchship be legal?
Oct 30, 2024
18
Why does the Global Positioning System include particular numbers of satellites?
Dec 3, 2024
16
Would it be a good idea to use a quadruped robot on the next Mars exploration mission?
Oct 1, 2025
16
Has any piston machine been used on a space mission?
Jan 24, 2022
12
This image of the Space Shuttle is truly beautiful, but is it real?
Sep 17, 2018

Top network posts

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96
Why don't we use weights to store energy?
60
Was the Space Shuttle built to steal other nations' satellites from orbit?
53
A planet you can take off from, but never land back
52
What are the benefits of tracking solved bugs?
52
How do you know you have reached North or South Pole without GPS?