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Mar
28
reviewed Reviewed Is it possible that all dark matter is made of rogue planets (free-floating planet)?
Mar
28
reviewed Reviewed Is it possible that all dark matter is made of rogue planets (free-floating planet)?
Mar
26
reviewed Reviewed Do we know the exact spot where big bang took place?
Mar
26
reviewed Reviewed How did Bradley arrive at the +/- correct speed of light when he calculated it?
Mar
26
reviewed No Action Needed Space objects visible from earth
Mar
25
reviewed Reviewed How can I calculate what star was above my head when I was born?
Mar
20
revised Is there another explanation, apart from the doppler effect, for the redshift observed in distant galaxies?
fixed link
Mar
19
reviewed Reviewed What are these faint streaks on the moon?
Mar
19
reviewed Reviewed What is the probability that there is life on other planets?
Mar
18
reviewed Reviewed Is there a fundamental difference between a small galaxy, and a large star cluster?
Mar
18
reviewed Reviewed Why don't we feel the speed of earth moving
Mar
17
reviewed Close Why does time get slow near a black hole?
Mar
17
reviewed Reviewed need data-point: actual counts per second with APD (avalanche photodiode) detector
Mar
17
reviewed No Action Needed local stellar mapping data
Mar
17
reviewed Close Max. speed that a space probe can communite with the Earth?
Mar
15
awarded  Enlightened
Mar
15
awarded  Nice Answer
Mar
15
asked Is there another explanation, apart from the doppler effect, for the redshift observed in distant galaxies?
Mar
15
reviewed No Action Needed regarding spectral type of a star
Mar
14
reviewed Reviewed Galactic Habitable Zone