User zibadawa timmy

29 votes

Why did the big bang not just produce a big black hole?

answered Nov 3, 2014 at 19:28

22 votes

Can a star undergo helium fusion after depleting all its hydrogen?

answered Dec 20, 2021 at 11:09

19 votes

Accepted

Is the water underneath Europa's ice cap potable?

answered Dec 5, 2020 at 23:13

13 votes

Existence of gravitons?

answered Feb 8, 2016 at 16:33

11 votes

Accepted

How much overlap will the Andromeda galaxy and the Milky Way have when they collide?

answered May 31, 2015 at 22:30

9 votes

Is the Dwarf Planet class really necessary?

answered Jun 13, 2015 at 2:36

9 votes

Accepted

Is the Drake Equation an accurate way of finding the probability of life on planets?

answered Oct 28, 2014 at 8:19

7 votes

Accepted

Is the sun too small to self-ignite?

answered Apr 12, 2015 at 7:00

7 votes

Accepted

How does the Grand Tack Hypothesis explain how Jupiter formed inside the frost line?

answered Jun 15, 2015 at 2:56

7 votes

Accepted

Stability of solar system

answered Jul 4, 2015 at 3:08

7 votes

Accepted

Is there any phenomenon where a supernova doesn't leave anything behind?

answered Dec 25, 2017 at 3:11

6 votes

Accepted

Is the gravity on Kepler 39b higher than on the Sun?

answered Apr 26, 2019 at 2:08

6 votes

Is our universe included inside a black hole?

answered Jun 6, 2015 at 10:00

6 votes

Why is the Oort cloud presumed to be spherical?

answered Nov 14, 2014 at 17:23

6 votes

Can you explain the pattern of Hill sphere sizes of the objects of the Solar system?

answered Sep 13, 2014 at 23:27

5 votes

is there any theory or observational evidence that our universe is electrically neutral or not?

answered Apr 14, 2015 at 0:23

5 votes

Accepted

Quantum death of stars

answered Jan 6, 2015 at 3:51

5 votes

How did the Milky Way quasar not disrupt terrestrial life?

answered Nov 29, 2022 at 20:16

5 votes

Accepted

Why does shell fusion produce more energy than core fusion?

answered Apr 24, 2016 at 8:55

4 votes

Intuitive explanation for why the universe is flat

answered May 8, 2016 at 7:08

4 votes

Accepted

If a hot Jupiter collides with the parent star, does it enhance or reduce the life of the star?

answered Jul 14, 2016 at 21:51

4 votes

Accepted

Why does Titan have an atmosphere while similar moons such as the Galilean moons don't?

answered Apr 20, 2021 at 16:00

4 votes

Is the dark energy between the moon and Earth measurable in any capacity?

answered Nov 14, 2014 at 19:42

3 votes

Strong force and metric expansion

answered Nov 11, 2014 at 21:54

3 votes

Was the Universe expanding before the beginning of inflation?

answered May 20, 2015 at 20:14

3 votes

Why do some celestial bodies have atmospheres, and not others?

answered Aug 27, 2014 at 7:56

3 votes

Accepted

Why doesn't this paradox disprove (some) multiverse quantum gravitational theories?

answered Jun 26, 2015 at 5:29

3 votes

Pulsars: How do astronomers measure minute changes in period (~picoseconds per year)?

answered Jun 15, 2015 at 23:43

3 votes

Has SETI data been used for astrophysics? How, or why not?

answered Jul 21, 2015 at 19:27

3 votes

Accepted

How did Jupiter form where it is?

answered Jun 15, 2015 at 0:10

Stack Exchange Network

55 Answers

Why did the big bang not just produce a big black hole?

Can a star undergo helium fusion after depleting all its hydrogen?

Is the water underneath Europa's ice cap potable?

Existence of gravitons?

How much overlap will the Andromeda galaxy and the Milky Way have when they collide?

Is the Dwarf Planet class really necessary?

Is the Drake Equation an accurate way of finding the probability of life on planets?

Is the sun too small to self-ignite?

How does the Grand Tack Hypothesis explain how Jupiter formed inside the frost line?

Stability of solar system

Is there any phenomenon where a supernova doesn't leave anything behind?

Is the gravity on Kepler 39b higher than on the Sun?

Is our universe included inside a black hole?

Why is the Oort cloud presumed to be spherical?

Can you explain the pattern of Hill sphere sizes of the objects of the Solar system?

is there any theory or observational evidence that our universe is electrically neutral or not?

Quantum death of stars

How did the Milky Way quasar not disrupt terrestrial life?

Why does shell fusion produce more energy than core fusion?

Intuitive explanation for why the universe is flat

If a hot Jupiter collides with the parent star, does it enhance or reduce the life of the star?

Why does Titan have an atmosphere while similar moons such as the Galilean moons don't?

Is the dark energy between the moon and Earth measurable in any capacity?

Strong force and metric expansion

Was the Universe expanding before the beginning of inflation?

Why do some celestial bodies have atmospheres, and not others?

Why doesn't this paradox disprove (some) multiverse quantum gravitational theories?

Pulsars: How do astronomers measure minute changes in period (~picoseconds per year)?

Has SETI data been used for astrophysics? How, or why not?

How did Jupiter form where it is?