Recent questions in Astronomy

+7 votes

0 answers

How much do we know about our Galaxy? What are some things we don't know about it yet?

asked Jan 16, 2023 in Astronomy by Paul Hallissey

+295 votes

0 answers

What evidence do scientists have that there is no active life on Jupiter?

asked Jan 16, 2023 in Astronomy by OAP

+24 votes

0 answers

Let's think, even if it is absurd, can't the darkness of space be from the shadows of planets and stars?

asked Jan 16, 2023 in Astronomy by Gluggy

+247 votes

0 answers

How many galaxies are in a megaparsec of space?

asked Jan 16, 2023 in Astronomy by JSCH

+13 votes

0 answers

Why does everything seem to stop at the edge of our observable Universe?

asked Jan 16, 2023 in Astronomy by Have-a-go-Seano

+47 votes

0 answers

Can you share a beautiful night sky picture? Day 141

asked Jan 16, 2023 in Astronomy by redwill

+12 votes

0 answers

If the space between the galaxies is expanding how is it possible that the Milky Way and Andromeda galaxy are on a collision course?

asked Jan 16, 2023 in Astronomy by LuminousBreeze

+17 votes

0 answers

How fast is the Earth moving through space?

asked Jan 16, 2023 in Astronomy by tiredeyes

+21 votes

0 answers

What if Uranus was replaced by a rocky planet of the same size?

asked Jan 16, 2023 in Astronomy by Starwars1

+4 votes

0 answers

Why doesn't Earth’s elliptical orbit have any impact on its seasons?

asked Jan 16, 2023 in Astronomy by FatHands (3.5k points)

+20 votes

0 answers

What would happen to the atmosphere if Earth were pushed beyond its orbit?

asked Jan 16, 2023 in Astronomy by MysticDreamer

+9 votes

0 answers

What would happen to the orbit of Venus or Mercury if we mined a substantial portion of the mass, like 25%+?

asked Jan 16, 2023 in Astronomy by SolarisSculptor

+13 votes

0 answers

If aliens can travel the distances between stars, why don't they explore the universe?

asked Jan 16, 2023 in Astronomy by EmberNova

+66 votes

0 answers

How much light is needed to illuminate an entire Galaxy?

asked Jan 16, 2023 in Astronomy by Dtadaz

+97 votes

0 answers

What will happen when the Sun's gravitational pull becomes stronger than the Earth's?

asked Jan 15, 2023 in Astronomy by QuantumFlare

+25 votes

0 answers

Is it possible to lift Hubble to a higher orbit, well above commercial satellites that interfere with its observation?

asked Jan 15, 2023 in Astronomy by Wrighty43

+16 votes

0 answers

Could an asteroid be as big or bigger than Earth?

asked Jan 15, 2023 in Astronomy by spongeblob

+290 votes

0 answers

What is the radius of the black hole at the center of our galaxy?

asked Jan 15, 2023 in Astronomy by rogerk101

+198 votes

0 answers

How can we use events like planetary alignments to inspire more interest in astronomy and space exploration?

asked Jan 15, 2023 in Astronomy by DNR Plumbing

+26 votes

0 answers

Why can we see stars from Earth, but not from space? Every image I’ve seen that has been taken from space, there are no stars to be seen, just a black abyss. Why is that?

asked Jan 15, 2023 in Astronomy by Strima

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