Tagged Questions
-1
votes
1answer
62 views
Earth and Moon computer simulation [closed]
So I want to simulate the solar system but want to start simple with one orbiting body.
However, I never did anything like this before and was wondering if anyone here could give me some hints.
...
1
vote
2answers
120 views
Most suitable metric for the Solar system?
If I wanted to solve the Einstein equations for the solar system, which choice of $g_{\mu\nu}$ and $T_{\mu\nu}$ is more suitable?
I thought about using a Schwarzschild metric near each planet, but ...
1
vote
2answers
76 views
What allows new born suns to travel away from each other?
What allows massive new born suns to move away from each other, as they have been observed. I would think that their massive gravity would prevent this and cause them to slam into each other.
-1
votes
1answer
73 views
How can you calculate the exact position of the Earth taking into account the gravitational attraction of Mars and the Sun?
I think there must be a formula to calculate the exact position of the Earth taking into account the gravitational attraction of Mars and the Sun. Is it possible with vectors?
6
votes
4answers
275 views
Why do 3d spheres and gravity tend to rotating discs on one plane?
Whether is it our solar system or a whole galaxy, there is usually a massive object (star or black hole) at the centre with gas and objects rotating around it.
The gravitational effect of the ...
3
votes
1answer
33 views
Why doesn't our solar system run into other solar systems over billions of years?
Why doesn't our solar system run into other solar systems over billions of years.
There is plenty of time for it to be attracted by gravity to other objects. So I thought, it should be a common ...
28
votes
1answer
442 views
Why are our planets in the solar system all on the same disc/plane/layer?
I always see pictures of the solar system where our sun is in the middle and the planets surround the sun. All these planets move on orbits on the same layer. Why?
3
votes
3answers
346 views
Why all rocks are not orbiting bigger rocks in space?
Why only big rocks (planets) have satellites and not small ones? Why cosmic dust doesn't orbit rocks that are many times heavier than the dust grains? If dust is still too heavy then what about ...
8
votes
3answers
488 views
Questions about the Solar System
Most images you see of the solar system are 2D and all planets orbit in the same plane. In a 3D view, are really all planets orbiting in similar planes? Is there a reason for this? I'd expect that ...
