Questions tagged [speed]

Questions regarding an object's movement, or its distance traveled relative to the time taken.

2 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
3
votes
0answers
46 views

If the distance between galaxies is increasing and the speed of light is constant will the most of the light from the universe ever reach us?

Will the light from other galaxies ever reach us if the universe is expanding?
1
vote
0answers
29 views

If interstellar medium was dense plasma and light slowed down, would things appear to move slower far away?

Voyager 2 recently left the solar system and registered an increase in plasma density. If light moved slower in this dense plasma, would it appear like events in other solar systems played out slower ...