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zephyr

Just a programmer with programming questions, and a bit of knowledge to share.

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78
Is it possible to achieve a stable "selenostationary" orbit around the Moon?
astronomy.stackexchange.com

55
Where did TRAPPIST-1a go?
astronomy.stackexchange.com

42
Can a tectonically inactive planet retain a long-term atmosphere?
astronomy.stackexchange.com

39
Why didn't the Big Bang produce heavier elements?
astronomy.stackexchange.com

33
Maximum spin rate of a black hole?
astronomy.stackexchange.com

33
Is the universe considered to be flat?
astronomy.stackexchange.com

29
Why don't we see "the milky way" in both directions?
astronomy.stackexchange.com

28
The Loose Astronaut
space.stackexchange.com

25
Explosions of black holes
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25
Where did the Sun get hydrogen to work with if it is in the 3rd generation of stars?
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23
Is it possible that a star is the center of a galaxy?
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23
Did the earth form outside the solar system?
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21
Why do aliens have to be carbon based lifeforms?
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19
Is there a gas giant orbiting TRAPPIST-1?
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18
Are the planets Trappist-1 in the solar system?
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17
What is the Galactic Latitude and Galactic Longitude? How is different from the latitude and longitude we use on Earth?
astronomy.stackexchange.com

17
Why is Enceladus's albedo greater than 1?
astronomy.stackexchange.com

16
Does my Fast-as-Light travel method run afoul of causality or relativity?
worldbuilding.stackexchange.com

15
Why do certain moons have their rotational period equal to their orbital period?
astronomy.stackexchange.com

15
What does forward modeling mean?
astronomy.stackexchange.com

12
Can the difference between a star and a galaxy which are point sources be detected?
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12
Why "Dark matter" is still considered?
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12
Why is gravity only an attractive force?
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12
Does the Sun have any atmosphere?
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11
How does the Hubble telescope capture long-exposure photos?
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11
Does the age of the universe take into account General Relativity / Special Relativity?
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11
What does it mean for a proto-neutron star to be opaque to neutrinos?
astronomy.stackexchange.com

11
Why does the Moon's terminator look "wrong" in this image?
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11
Do astronomers generally agree that the distinction between comets and asteroids is not so clear?
astronomy.stackexchange.com

10
Could the merger of two rotating black holes create another that breaks the rotational speed limit?
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