Question

If Light travels 18600 per second then how long away is the Andromeda Galaxy?

Answer 1

You need the time it takes it to reach there to calculate the distance.

Answer 2

First of all, what do you mean by "18600"?
Second of all, do you mean how old is the light we have from the andromeda galaxy?
If so, that would be \[2.573 \times 10^6\] years.

Answer 3

Oh Sorry Guys I mean how many Light years is the Andromeda Galxay away Im So Sorry for the Confusion!

Answer 4

No problem. A helpful site to figure out things like that is http://www.wolframalpha.com.

Answer 5

Thank You :)

Answer 6

Altight can I close this question now? :D

Answer 7

Yes.

Answer 8

Thank You! :D