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David Hammen

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284 Answers

Votes Activity Newest
1
What are the positions of the Earth, Moon, and Sun at a time when there is the least difference between high and low tides?
Feb 27 '15 at 16:31
1
What's the relationship between Moon phase and the Milky Way visibility?
Feb 24 '15 at 14:42
1
Relocation to Mars
Feb 10 '15 at 14:06
1
Evolution of Life
Oct 16 '14 at 13:04
1
Is there online data on asteroid axial tilts?
Mar 16 '14 at 22:20
0
Why is the Sun less massive than other G2V stars?
Dec 8 '20 at 15:53
0
Tilting cycle vs orbital cycle of earth
Aug 4 '19 at 10:31
0
How do we know how the Sun (or any star, for that matter) will evolve?
Mar 28 '17 at 8:53
0
What are the exact causes that differences in sunrises are shorter around june and december but long in march and september?
Jul 4 '16 at 6:12
0
why was the probability of one in 10 billion per planet considered highly pessimistic by a recent study on aliens?
Jun 17 '16 at 11:50
0
Could asteroid mining affect gravitational balance?
Jun 9 '16 at 10:39
0
22nd is shortest day in some places, but the 21st is shortest in other places. Can this be true?
Dec 28 '15 at 18:37
0
Understanding Earth Tilt, Sun's Position and Lattitude Calculation
Sep 26 '15 at 15:16
0
What's the difference between the Julian and the Julian Ephemeris Day?
Aug 5 '15 at 6:11
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