Recent questions in Astrophysics

+21 votes

0 answers

Does the total mass of matter in a black hole increase as more matter falls into it?

asked Feb 10, 2023 in Astrophysics by B.Boop

+272 votes

0 answers

What are the benefits of traveling through a black hole?

asked Jan 20, 2023 in Astrophysics by Susan Young

+28 votes

0 answers

What is the largest moon in the solar system?

asked Jan 20, 2023 in Astrophysics by SteveB_sa

+23 votes

0 answers

How many suns exist?

asked Jan 20, 2023 in Astrophysics by rightclickfix

+245 votes

0 answers

What is the closest humans could live next to a star without being destroyed by solar radiation or other harmful effects of that star’s presence, such as gravitational pull?

asked Jan 19, 2023 in Astrophysics by billhicks

+33 votes

0 answers

What's Alpha Centauri, and why would we go there?

asked Jan 18, 2023 in Astrophysics by ilikethislady

+2 votes

0 answers

What is the difference between the universe, Galaxy, and planet?

asked Jan 16, 2023 in Astrophysics by LunarFlare

+1 vote

0 answers

Will we ever figure out what dark matter is?

asked Jan 16, 2023 in Astrophysics by dual193

+174 votes

0 answers

If the universe is 13 billion years old, then why aren’t there aliens everywhere?

asked Jan 15, 2023 in Astrophysics by QuantumFlare

0 votes

0 answers

How do scientists know if a Galaxy is at the edge of space?

asked Jan 15, 2023 in Astrophysics by bobflemming

+14 votes

0 answers

How is the Big Bang theory even considered a possibility?

asked Jan 13, 2023 in Astrophysics by DeeCee

+274 votes

0 answers

What would happen if there was a black hole orbiting the sun instead of Earth or Mars? Would anything change, or would the black hole be too far away from the sun to have any effect?

asked Jan 12, 2023 in Astrophysics by Auld Eck

+3 votes

0 answers

What are the chances of the Goldilocks zone actually having a habitable planet in it?

asked Jan 12, 2023 in Astrophysics by Mr.KnowAll

+76 votes

0 answers

Is the orbit of Earth around the Sun circular or elliptical?

asked Jan 12, 2023 in Astrophysics by CelestialPulse

+190 votes

0 answers

How old is a supermassive black hole at the centre of an elliptical Galaxy?

asked Jan 12, 2023 in Astrophysics by Codpiece

+5 votes

0 answers

How much money did Oprah make when she sold her Gustav Klimt painting for $150 million?

asked Jan 10, 2023 in Astrophysics by bonsai

+18 votes

0 answers

Are all the solar systems that make up the Milky Way slowly moving toward the giant black hole at its center?

asked Nov 19, 2022 in Astrophysics by nicknuv

+6 votes

0 answers

If there are two black holes, is there any space in between them?

asked Nov 19, 2022 in Astrophysics by Nail_2512

+16 votes

0 answers

Will humanity end when the Sun explodes?

asked Nov 16, 2022 in Astrophysics by Rafell

+11 votes

0 answers

How does gravity turn a star into a black hole?

asked Nov 15, 2022 in Astrophysics by a1colly

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