Light From old Sources

Most recent answer: 10/31/2016

Does light continue to travel in space, even if the light source is terminated?
- Robert (age 58)

Yes. The fate of the source has no effect on the remote light. Many of the stars that we see have long since died, if we use a standard coordinate system to describe "then" and "now" at their remote locations.

Mike W.

(published on 10/31/2016)