Recent questions in Astronomy

+63 votes

0 answers

What do people mean when they say “gas planet”? Like, when people refer to Jupiter as a gas planet, are they saying Jupiter has no solid surface like Earth does?

asked Mar 20, 2022 in Astronomy by Rudi

+158 votes

0 answers

How far is 40 light years?

asked Mar 20, 2022 in Astronomy by Spes45100

+12 votes

0 answers

Say there is a planet capable of sustaining life and this planet is 3x larger than earth, would the life on that planet be giant compared to the life on earth?

asked Mar 20, 2022 in Astronomy by LuminousWhirl

+10 votes

0 answers

Why is the sky sometimes very bright at night in the winter?

asked Mar 20, 2022 in Astronomy by LunarFlare

+97 votes

0 answers

Is an "alien" a person from a different country or a being from another planet?

asked Mar 20, 2022 in Astronomy by Christopher Kuch (3.0k points)

+6 votes

0 answers

Why doesn't the Earth have a solid and complete shape?

asked Mar 20, 2022 in Astronomy by AstralSculptor

+21 votes

0 answers

Why does an asteroid not behave in space like a planet?

asked Mar 20, 2022 in Astronomy by Craig Beall

+180 votes

0 answers

Why isn't earth deviating from its orbit?

asked Mar 20, 2022 in Astronomy by Millhouse (2.0k points)

+313 votes

0 answers

What are the chances that a star between the Sun and Betelgeuse will go supernova before Betelgeuse does?

asked Mar 20, 2022 in Astronomy by P. Gee

+9 votes

0 answers

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

asked Mar 20, 2022 in Astronomy by Arthur Haslehurst

+243 votes

0 answers

When a sufficiently massive star fuses atomic nuclei, why doesn’t it fuse all of the lighter elements into Iron, but leaves lighter elements heavier than Hydrogen and Helium as they are after they fuse?

asked Mar 19, 2022 in Astronomy by sherb

+182 votes

0 answers

Which movement of the earth cause day and night?

asked Mar 19, 2022 in Astronomy by Inge Jones

+57 votes

0 answers

How long would it take to travel to the Sun with current space technology?

asked Mar 19, 2022 in Astronomy by Broon

+7 votes

0 answers

Could the Oort Cloud act as a failsafe measure in order to prevent the space medium inside of our system, diluting with the space Medium just outside its boundaries?

asked Mar 19, 2022 in Astronomy by Not Too Sure

+7 votes

0 answers

What is the difference between a moon, a satellite, and a planet?

asked Mar 19, 2022 in Astronomy by RadiantVerse

+256 votes

0 answers

How deep does the earth go in miles?

asked Mar 19, 2022 in Astronomy by diymostthings

+1 vote

0 answers

What is the smallest spherical object in our known universe? What is it made of?

asked Mar 18, 2022 in Astronomy by andyasw

+20 votes

0 answers

I saw a bright flash that lit up the sky while driving home at night. It was very short and didn't make a sound. What could it have been?

asked Mar 18, 2022 in Astronomy by Dyke Pullover

+22 votes

0 answers

After Mars, which planets come next?

asked Mar 18, 2022 in Astronomy by Big Dunk

+14 votes

0 answers

Today I have seen Green light in the sky at night,which was also moving and disappeared after a few moments.What was the science behind it?

asked Mar 17, 2022 in Astronomy by wildcat2514

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