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Oct
30
reviewed Approve Is the Drake Equation an accurate way of finding the probability of life on planets?
Oct
30
reviewed Approve rogue-planet tag wiki excerpt
Oct
6
awarded  Popular Question
Sep
24
awarded  Yearling
Sep
2
reviewed Approve Questions about spiral galaxy arms
Jul
2
awarded  Curious
Jun
16
awarded  Nice Question
May
24
awarded  Taxonomist
Apr
10
awarded  Good Answer
Mar
1
comment Why do sunspots appear dark?
That would be a neat picture. I'll look for some, although I somewhat doubt I'll find any.
Feb
3
reviewed Approve life tag wiki excerpt
Jan
9
awarded  Enlightened
Jan
9
awarded  Nice Answer
Jan
9
comment Is the moon moving further away from Earth and closer to the Sun? Why?
@frodeborli I'm pretty sure you're confused - to the best of our knowledge, energy doesn't cause gravity. If you can show me a source that says otherwise, though, I'm always open to new ideas.
Dec
18
awarded  Altruist
Dec
17
awarded  Investor
Dec
11
reviewed Close How can the Earth's rotation speed up?
Dec
5
revised Do parallel universes exist?
deleted 15 characters in body
Nov
30
revised Is lunar elevation at a given location for a given day unimodal?
added 2 characters in body
Nov
27
revised Calculation of right ascension and declination
edited title