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10 votes
1 answer
2k views

Why does lithium fuse at lower temperatures than hydrogen?

14 votes
4 answers
3k views

Can a small black hole orbit a large star?

0 votes
2 answers
147 views

Why do we not call black holes black stars or dark stars?

5 votes
1 answer
427 views

Reasonable stellar body stats

0 votes
1 answer
74 views

Where can I get historical data of tropical longitude of Delta Cancri

16 votes
1 answer
508 views

How do large solar flares compare to flares on other stars?

3 votes
1 answer
2k views

Could the Methuselah star be evidence that there was a universe before this one?

-1 votes
1 answer
101 views

What is the distance between Stephenson 2-18 and Earth?

48 votes
3 answers
13k views

How can 'HD 140283' be older than the universe?

8 votes
1 answer
1k views

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

2 votes
1 answer
94 views

Modeling binary star using MESA

2 votes
1 answer
326 views

Latest apoastron of Sirius

2 votes
1 answer
90 views

S0-2 (S2) Diameter/Radius

5 votes
3 answers
529 views

Which star system has the highest multiplicity (# of stars), whose orbits are known for all stars?

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