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Score of 5
4 answers
2165 views

Why do black holes not produce Big Bangs?

Score of 8
1 answer
681 views

Why aren't there sulfuric acid seas on Venus?

Score of 11
1 answer
2649 views

How to calculate the temperature of an exoplanet?

Score of 9
3 answers
910 views

What astronomical observations would give conclusive proof of alien life?

Score of 0
0 answers
51 views

Computing altitude of an object from azimuth and declination

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108 views

How do I go about approximating the coordinates of the moon by hand?

Score of 25
1 answer
4858 views

Is lithium considered a metal in astronomy?

Score of 4
2 answers
731 views

In mutual planetary events, why can a smaller planet appear to have a larger size when viewed from Earth?

Score of 9
3 answers
3557 views

Size of the Unobservable Universe

Score of 5
1 answer
207 views

Host star mass dependance on planet frequency (KEPLER data)

Score of 2
2 answers
184 views

How do I query Gaia DR3 for stars within 25 pc of HIP 11915

Score of 10
2 answers
332 views

What effect do aircraft have on night-time visibility?

Score of 10
3 answers
1917 views

How many new stars visible to the naked eye have appeared since humanity started making records?

Score of 1
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312 views

Solution of the stellar structure equations for the Sun in the Convective Zone

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