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Young Kindaichi
  • Member for 1 year, 4 months
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14 votes
5 answers
2k views

Using parallax to find distance to the moon

4 votes
1 answer
260 views

Given that a color index ($B-V$) of star A is lower than that of Star B, What can we say about the stars?

1 vote
1 answer
246 views

IRAF Like software that work on Window

7 votes
2 answers
192 views

Why is the number density of neutrons much larger in neutron stars?

2 votes
1 answer
167 views

Installing IRAF

2 votes
2 answers
132 views

How can I find the distance of the tower while standing at my roof?

0 votes
3 answers
123 views

What's the minimal argument I can give to reject The Geocentric Universe?

1 vote
1 answer
79 views

Did we adapt to Earth or Earth to us? [closed]

1 vote
0 answers
65 views

Solution of stellar structure equation for Sun in Convective Zone

1 vote
0 answers
29 views

Evaluating Intensity ratio $I(0,\mu)/I(0,1)$ in non-isotropic region

2 votes
0 answers
28 views

Is it possible that absolute magnitude for two stars is equal for some wavelength?