Recent questions in Astrophysics

+15 votes

0 answers

What is more important: mass or size of a star? Why?

asked Mar 11, 2023 in Astrophysics by Matthew Henderson

+9 votes

0 answers

How I can prepare for astrophysics from 9 standard?

asked Mar 11, 2023 in Astrophysics by NebulaEnigma

+8 votes

0 answers

Why are there billions of stars with no life? Are they useless?

asked Mar 10, 2023 in Astrophysics by danny spencer

+24 votes

0 answers

If the Earth is a globe, why is it that we can observe the same constellations and stars throughout the year, without significant changes in their positions? Shouldn't their apparent positions shift noticeably as we orbit the Sun?

asked Mar 10, 2023 in Astrophysics by dearsubstance

0 votes

0 answers

How fast are we traveling through space? How long would it take to get to another planet or star in the universe?

asked Mar 10, 2023 in Astrophysics by EmberFlare

+20 votes

0 answers

What benefit do stars provide to life on Earth?

asked Feb 20, 2023 in Astrophysics by surrey kitchen insta

+15 votes

0 answers

Is hydrogen the most abundant gas in the universe, as it is found in stars and help them in fusion reaction?

asked Feb 19, 2023 in Astrophysics by Louise D

+178 votes

0 answers

Why does the sun go around the earth?

asked Feb 19, 2023 in Astrophysics by Mr124728

+22 votes

0 answers

To what extent would it be impossible for a laboratory to create a black hole? Would the attempt have seriously destructive implications?

asked Feb 19, 2023 in Astrophysics by Um

+10 votes

0 answers

What is the size of the super massive black hole at the center of our Galaxy? Are there any other galaxies with similar sized black holes? How does the size of our black hole compare to others?

asked Feb 18, 2023 in Astrophysics by Imran Aghayev

+2 votes

0 answers

Why will the Andromeda Galaxy and the Milky Way Galaxy collide when they are just orbiting each other just like our planets orbit the Sun but they do not collide?

asked Feb 17, 2023 in Astrophysics by QuantumTwilight

+24 votes

0 answers

Do astronomers think there is more than one kind of supermassive black hole in our universe? If so, what are the proposed differences between them?

asked Feb 14, 2023 in Astrophysics by Conradfan

+10 votes

0 answers

How easy is it to predict whether an asteroid would hit Earth?

asked Feb 14, 2023 in Astrophysics by Mike83 (2.2k points)

+52 votes

0 answers

Is the moon's orbit stable?

asked Feb 13, 2023 in Astrophysics by FURKIN

+11 votes

0 answers

Why is the distance between stars (and planets) constant and the distance between galaxies not (in an expanding universe)?

asked Feb 13, 2023 in Astrophysics by MarkAdams

+5 votes

0 answers

What happens if you go into the singularity of a black hole? What is inside it and how can we know about it if nothing can escape it?

asked Feb 12, 2023 in Astrophysics by Dilligaf

+134 votes

0 answers

Does gravity have a range? As the expansion of space moves other galaxies further away from us, at ever increasing speed until their “speed” relative to us becomes greater than that of light, will their gravity then be absolutely zero to us?

asked Feb 11, 2023 in Astrophysics by cobda

+17 votes

0 answers

How many stars are there in the Milky Way Galaxy compared to the Andromeda and Triangulum galaxies?

asked Feb 11, 2023 in Astrophysics by galaxyticket

+24 votes

0 answers

How does the sun move through our sky?

asked Feb 10, 2023 in Astrophysics by haystack

+239 votes

0 answers

Do large galaxies steal dark matter from smaller galaxies?

asked Feb 10, 2023 in Astrophysics by Allun

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