Gay characters in sci-fi books

[katikat]

Do you read sci-fi? As in technology and science, not magic and fantasy? Have you ever come across a gay character that way? Tell me about it! On your mark. Ready? Go!

List in progress...

"Chrome" by George Nader
"Cyteen" by C.J. Cherryh
"Dog Warrior" by Wen Spencer
"Groundties" by Jane S. Fancher
"The Merro Tree" by Katie Waitman

Tips? Suggestions?