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Astronomy
Harsh Kumar's user avatar
Harsh Kumar's user avatar
Harsh Kumar's user avatar
Harsh Kumar
  • Member for 7 years, 6 months
  • Last seen more than 6 years ago
  • India
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Top posts
11
How the position of this black hole known?
Jan 2, 2017
8
Do stars in galaxies also move in elliptical orbits?
Dec 31, 2016
6
Can Earth have a ring?
Jan 13, 2017
5
Is Darkness Faster Than Light?
Jan 13, 2017
5
Why the comets can cross the orbits of planets?
Jan 7, 2017
4
How can X-rays be emitted from a black hole? [duplicate]
Jan 11, 2017