by Andrew Prince and Jonathan Makiri

We've been hunting around the Internet and the photo wire services all day today, searching for that single distinctive shot of Discovery's final launch. Here it is, captured by reddit user @Crooooow, on a flight from Florida to Chicago.

Launch of Discovery, seen from a commercial jet.
Enlarge @Crooooow/reddit

Launch of Discovery, seen from a commercial jet.
@Crooooow/reddit