All Questions
4
questions
1
vote
1
answer
532
views
What would happen if you jumped out of a moving spacecraft? [closed]
I've watched a film where one of the characters claimed to have rapidly disembarked a moving spacecraft during a 5g burn (?!) and immediately wondered how he survived.
For example, you're on a ...
- 165
47
votes
2
answers
6k
views
Does the sun cross other spiral arms in its movement around the galaxy's center?
Today, Ansa.it released an article that states:
[...]. In questo suo peregrinare galattico, il Sole ha attraversato anche
i due bracci della Via Lattea Perseo e Centauro. "Sono zone di alta
...
- 273
9
votes
2
answers
6k
views
Which star / galaxy is moving away from us the fastest?
I know that we have measured the rate a lot of stars and galaxies move away from us using the doppler shift, and I know that the further a star / galaxy is the faster they accelerate away from us due ...
- 259
1
vote
0
answers
23
views
How the Galactic objects are moving? [duplicate]
We know that the Galaxies are moving very fast, not only the Galaxies other known and unknown objects in the universe, are moving. But when it was started where is the starting point, and how it move ...
- 133