Recent questions in Astronomy

+13 votes

0 answers

How likely is it that Earth is the first place where intelligent life existed in our entire Galaxy given how many stars and planets exist out there?

asked Feb 10, 2023 in Astronomy by minibusbefitting

+21 votes

0 answers

What are the dangers of staring into the Sun without any protection? Can our atmosphere protect us from damaging rays from space in this way (i.e., can staring at the Sun harm your eyes)?

asked Feb 10, 2023 in Astronomy by Powerelec

+3 votes

0 answers

Why does Haumea Planet have an elipsoid shape? Are there any planets with so much elipsoid shape? What are the implications of such shape?

asked Feb 10, 2023 in Astronomy by BruceB

+1 vote

0 answers

In 2022, how many planets are in our solar system? What's the deal with Pluto? Is it a planet or not?

asked Jan 20, 2023 in Astronomy by mmatt

+2 votes

0 answers

What is the position of the Sun, Moon and Earth in a solar eclipse?

asked Jan 20, 2023 in Astronomy by AstralEnigma

+23 votes

0 answers

Do supernovae create black holes? How?

asked Jan 20, 2023 in Astronomy by NebulaFlare

+18 votes

0 answers

I know we assume the universe is expanding because of the red shift of galaxies. But that data is thousands, millions of years old. How do we know the universe has not reversed and is now collapsing?

asked Jan 20, 2023 in Astronomy by LunarMystic

+327 votes

0 answers

How much land on Earth, in terms of percentage, is populated by humans?

asked Jan 20, 2023 in Astronomy by LuminousTwilight

+1.1k votes

0 answers

Can we see star systems from millions of light years away?

asked Jan 20, 2023 in Astronomy by bright_Spark

+49 votes

0 answers

What are some good spots near Los Angeles, CA to see stars at night and capture them on camera?

asked Jan 20, 2023 in Astronomy by Destech

+16 votes

0 answers

What does a crescent moon tattoo mean?

asked Jan 20, 2023 in Astronomy by mantor

+25 votes

0 answers

What is the likelihood that the universe is shaped like an enormous torus (doughnut/ring)? Would this mean that galaxies would be orbiting on the inner ring with nothing in between them?

asked Jan 20, 2023 in Astronomy by Isitreally

+16 votes

0 answers

What is your unpopular opinion on smallsats in low-earth orbit being more accessible to attackers?

asked Jan 20, 2023 in Astronomy by LuminousJourney

+98 votes

0 answers

How long does Halley's Comet remain visible when it approaches Earth?

asked Jan 20, 2023 in Astronomy by Pigmad

+21 votes

0 answers

Do scientists know if there is a heaven and hell on other planets (or galaxies)?

asked Jan 20, 2023 in Astronomy by QuantumScribe

+76 votes

0 answers

Can a star be in the same place in the sky two nights in a row?

asked Jan 20, 2023 in Astronomy by EmmaG

+51 votes

0 answers

Are the stars in the universe finite or infinite?

asked Jan 20, 2023 in Astronomy by chippy dave

+285 votes

0 answers

How do I find years with the same calendar?

asked Jan 20, 2023 in Astronomy by Wheeler DIYer

+45 votes

0 answers

What happens if you entered the Milky Way Galaxy?

asked Jan 20, 2023 in Astronomy by screwfox

+190 votes

0 answers

Can an asteroid of size 4.1km destroy the earth?

asked Jan 20, 2023 in Astronomy by LunarWhirl

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