DavidB4-bot
→top: Spelling/Grammar Check, typos fixed: the the → the
16:58
-4
→External links: clean up & uniformity
11:46
Drdonzi
→External Links
20:21
+174
WesleyS
links to de-orphan
01:52
+25
→References
03:37
+131
MexMax
added a ref
01:29
+85
Ed Poor
light shifts to the red end of the spectrum, known as a red shift
04:54
+4
Ian St John
Rephrased
22:55
+81
Brewer13210
no edit summary
17:23
+550
N
Category:Physics
13:17
+22
Aschlafly
04:11
+343