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Alastor
  • Member for 1 year, 6 months
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2 votes
0 answers
136 views

What happens at the edge of a finite and "bounded" universe?

3 votes
2 answers
3k views

Why can't dark energy be considered a 5th fundamental force?

50 votes
6 answers
8k views

Is the Solar core hard?

8 votes
1 answer
1k views

What is it like to see a brown dwarf turn into a star?

2 votes
1 answer
396 views

Would an observer standing at the edge of the "observable universe" perceive the expansion of space-time?

2 votes
0 answers
90 views

"Opacity" in red dwarfs

7 votes
1 answer
123 views

How could ultracompact galaxies form?

5 votes
1 answer
201 views

What (if any) role did Earth play in the evolution of the solar system?

4 votes
2 answers
485 views

How hot would the core of the Red Giant Sun be?

4 votes
1 answer
1k views

What is the rotational speed of Sagittarius A*?

15 votes
2 answers
3k views

How could Mars' atmosphere be shed by solar winds, when Venus has a thick atmosphere despite no magnetic field?

15 votes
7 answers
11k views

How did the Milky Way quasar not disrupt life on Earth?