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Mar
5
awarded  Enlightened
Mar
5
awarded  Nice Answer
Jan
28
awarded  Nice Answer
Dec
31
reviewed Close Beginner telescope for my daughter
Oct
15
awarded  Popular Question
Sep
24
awarded  Yearling
Jul
27
reviewed Leave Open what planet is the most radioactive?
Jul
27
comment what planet is the most radioactive?
I would definitely re-word this if you want people to take a stab at this.
Jul
27
reviewed Leave Open Was the Universe expanding before the beginning of inflation?
Jul
27
reviewed Leave Open How significant is a planet's density to the formation of life?
Jul
27
reviewed Close What would Earthlike planets bigger than Earth with <10 m/s^2 gravity and complex life be like?
Jul
3
awarded  Nice Answer
Jun
23
revised Is the Milky Way Visible from Nebraska?
deleted 1 character in body
Jun
20
comment What's the fastest moving object in the universe?
@PeterErwin Fair point about semantics. I've re-worded my answer.
Jun
20
revised What's the fastest moving object in the universe?
added 35 characters in body
Mar
31
awarded  Nice Answer
Jan
18
reviewed Close Why do scientists think life requires water?
Jan
6
reviewed Leave Open Question: calculating orbit using another orbit
Jan
6
reviewed Leave Open Can Jupiter's bands be made out using a 15x70 pair of binoculars?
Jan
6
reviewed Close What are dark matter and dark energy?