Astronomy
Gerald's user avatar
Gerald's user avatar
Gerald's user avatar
Gerald
  • Member for 9 years, 11 months
  • Last seen more than 7 years ago
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118
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110
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22
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105
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12
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Top posts
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All Questions Answers
Score Newest
answer
24
Will Saturn's rings become a moon?
Jan 23, 2014
answer
22
Layout of the universe
Apr 2, 2014
answer
19
What would happen if Jupiter and Earth were at the same distance as the Moon is from Earth?
Apr 7, 2014
answer
18
Are we still going to have rainbows if Sun is replaced by another star?
Dec 8, 2015
answer
17
When did the Moon become tidally locked to Earth?
Feb 27, 2014
answer
17
Are we made of the stuff of one star or more stars?
Jan 12, 2014
answer
16
How can the Sun burn without oxygen?
Apr 29, 2014
answer
16
How many earths fit in the observable universe?
May 13, 2014
answer
14
What is the difference between our time and space time?
Jan 15, 2014
answer
13
How long should it take for us to observationally determine if Caltech's Planet Nine is really there?
Jan 20, 2016
Top network posts
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22
Is it possible to grow plants on Mars?
16
Calculating solar system escape and and sun-dive delta V from lower Earth orbit
15
How can any probe be safe at one million degree Centigrade temperature?
8
Why did NASA intentionally crash the Lunar Atmosphere and Dust Environment Explorer (LADEE) on the moon?
7
Gravity Assist - Orbiting Satellites & Speed Increases

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