Astronomy
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velut luna's user avatar
velut luna's user avatar
velut luna
  • Member for 8 years, 1 month
  • Last seen more than a week ago
  • Hong Kong
Profile Activity

7 Questions

Score Activity Newest Views
11 votes
2 answers
764 views

Why is the track of the subgiant stage almost horizontal on the HR diagram?

4 votes
2 answers
626 views

Galaxy rotation curve and dark matter

3 votes
1 answer
435 views

Images of gravitational lensing

3 votes
1 answer
166 views

Standard Big Bang model and space curvature

3 votes
1 answer
482 views

Why Helium-burning Stars are found in a Horizontal Branch?

1 vote
1 answer
111 views

Accretion discs emitting jets [duplicate]

0 votes
1 answer
416 views

How can a black hole ever form? [duplicate]

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