Thanks, folks!
I was going to mention Matt’s excellent poem, “Requiem,” but he beat me to the punch. You can see the poem here:
http://eyetothetelescope.com/archives/016issue.html
It’s the last one in the issue (scroll all the way down).
By the way, Bill, I love that poem you quoted. But it’s actually a song by Robert A. Heinlein.