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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
Nov
8
awarded  Nice Question
Oct
31
revised Why is there billowing dust in nebulae?
deleted 107 characters in body; edited tags; edited title
Oct
29
revised Do all the objects in the universe exert force on all other objects?
Mathjaxified
Oct
29
revised Why can't light escape from a black hole?
grammars
Oct
29
revised Milky Way Galaxy from Earth
deleted 12 characters in body
Oct
28
awarded  Nice Answer
Oct
23
awarded  Beta
Oct
23
awarded  Enthusiast