Astronomy
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Fred
  • Member for 2 years, 11 months
  • Last seen this week
  • Southern Hemisphere
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Top posts
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All Questions Answers
Score Newest
question
20
Apparent Ring of Craters on the Moon
May 26, 2019
answer
15
How many iridium layers do we know, besides the K-Pg one (the dinosaur killer "smoking gun")?
Aug 26, 2021
answer
8
If Betelgeuse is exploding in 2022, why would we see the explosion in 2022?
Nov 17, 2021
answer
8
Origin of heavier elements on earth?
May 29, 2019
answer
8
Why is there a zig-zag in elemental abundances?
Oct 28, 2020
question
6
Planetary system orientation & the search for exoplanets
Aug 19, 2020
answer
5
Crust thick enough to prevent volcanos
May 8, 2021
answer
4
If I was in a coma and woke up at night in the desert, what knowledge would I know instantly and after 30 days?
Jun 29, 2021
question
4
HR 6819 "Vampire" star - mass disparity in binary star system
Mar 2
answer
4
Can fish and other sea creatures survive in watery planets like Neptune or any other planets that has water?
Oct 12, 2019
Top network posts
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156
If the astronauts on Apollo 11 had landed safely on the moon but could not take off, would there have been a rescue mission?
72
Why did Roosevelt and Churchill use voice-based telecommunication, instead of simpler text-based options which were easier to encrypt?
69
How (the heck) did Lunokhod 2 drive, navigate and survive a ~40 kilometer drive over four months on the Moon using 1970's technology?
44
How does global-warming-triggered ice melting cause global sea levels to rise?
40
Why weren't pickled fruits and vegetables part of (European) rations during the Age of Sail?

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