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Top Posts (264) All Questions Answers | Votes Newest

38 Why does the Moon appear gray when passing between the Sun and the Earth? Jul 26 '16
25 Are binary neutron star mergers needed to explain the abundance of gold? Oct 16 '17
20 Does the recent news of “ten times more galaxies” imply that there is correspondingly less dark matter? Oct 14 '16
16 Why did the distribution of asteroids discovered in 2010 have a radial modulation? Apr 3
14 Why don’t we feel the Earth rotating beneath us? Nov 24
14 What is it exactly about these flares of infrared light from Sgr A* that “confirms” it is a supermassive black hole? Nov 2
12 “Who saw” the binary neutron star merger first? What was the sequence of events? (GRB/GW170817) Oct 17 '17
12 Orbital velocity of a planet - why is my calculation off by about 10%? Oct 16 '16
11 Why would the Perseids meteor rate fall off after maximum faster than the increase before maximum? Aug 10
11 Why does the Earth's orbital eccentricity oscillate with a period of about 100,000 years? Apr 7
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