Recent questions in Astronomy

+2 votes

0 answers

How big would a trillion-sun's mass black hole be? Could it exist?

asked Jan 12, 2023 in Astronomy by EmberHorizon

+141 votes

0 answers

If we replace our sun-like star with a white dwarf 7310 km in diameter and have a surface temperature of 6800°C, what will be the effect?

asked Jan 12, 2023 in Astronomy by CelestialCharm

+10 votes

0 answers

Do you think that artificial intelligence already rules the universe and that it's moving from solar system to solar system subjugating its organic species?

asked Jan 12, 2023 in Astronomy by Spiderhoof

+14 votes

0 answers

Will the moons of Jupiter and Saturn become habitable when the Sun engulfs all the inner planets in its red giant stage?

asked Jan 12, 2023 in Astronomy by LunarWhirl

+14 votes

0 answers

What is the cause of the movement of objects in outer space? Is it due to the expansion of the universe or the force of gravity from larger objects like the Earth and Sun?

asked Jan 12, 2023 in Astronomy by TheMorg

+25 votes

0 answers

Who declared Pluto a dwarf planet?

asked Jan 12, 2023 in Astronomy by Plastered

+5 votes

0 answers

Are there any vertebrates on other planets? If so, how would they look and behave differently from their counterparts here on Earth?

asked Jan 12, 2023 in Astronomy by Mel James

+27 votes

0 answers

Do any planets exist that have weird animals like Earth but not on Earth and are habitable by humans?

asked Jan 12, 2023 in Astronomy by techie

+292 votes

0 answers

Does our solar system move or stay still? How long does it take to circle around the Milky Way Galaxy?

asked Jan 12, 2023 in Astronomy by James O connor

+23 votes

0 answers

How did Jupiter end up in the outer solar system?

asked Jan 12, 2023 in Astronomy by Tcam

+1.1k votes

0 answers

Why can't we build a city/base on the moon and live there for generations?

asked Jan 12, 2023 in Astronomy by AuroraTwilight

+8 votes

0 answers

Is it possible that our entire universe is within a black hole?

asked Jan 11, 2023 in Astronomy by Cait908365

+165 votes

0 answers

How large in size is the green comet, that "comes around every 50,000 years, and will pass earth early February?

asked Jan 11, 2023 in Astronomy by Scottyboy

+7 votes

0 answers

Are there any known or discovered star systems that have planets so large, they have moons the size of Earth, and would these conceivably be habitable?

asked Jan 11, 2023 in Astronomy by tomos

+194 votes

0 answers

What's causing those weird trumpet noises in the sky?

asked Jan 11, 2023 in Astronomy by Dbosoz

+7 votes

0 answers

Is the universe infinite, or is it called infinite because we cannot find the beyond?

asked Jan 11, 2023 in Astronomy by plumbob

+22 votes

0 answers

What questions do you have about the process by which water molecules in the early solar system became trapped in asteroid minerals?

asked Jan 11, 2023 in Astronomy by flateric

+1 vote

0 answers

Why does the storm on Jupiter never dissipate?

asked Jan 11, 2023 in Astronomy by amusedlatter

+10 votes

0 answers

If we had a time machine, what would the Moon look like from Earth 4 billion years ago? How close? How big in the sky would it look?

asked Jan 11, 2023 in Astronomy by MamaBear

+25 votes

0 answers

Does Mars have two moons? Does Venus have only one moon?

asked Jan 11, 2023 in Astronomy by kitchenfitterleeds

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