A few teary-eyed moments from sci-fi:
Angel:
- Cordelia says goodbye to Angel at the end of "You're Welcome"
- Illyria turns into Fred as Wesley dies in "Not Fade Away"
Battlestar Galactica:
- Kara says goodbye to Anders at the end of "The Farm", and again in "Daybreak"
- Roslin's death in "Daybreak"
- The fleet reaches earth/victory cheer in "Revelations"
Buffy the Vampire Slayer:
- Angel's soul is restored, but Buffy has to kill him anyway, in "Becoming, part 2"
Lost:
- Charlie drowns in "Through the Looking Glass"
- Desmond talk to Penny on the phone in "The Constant"
Star Trek:
- Spock's funeral at the end of TWOK
- character montage/goodbyes and final pull-back at the end of DS9's "What You Leave Behind"
Angel:
- Cordelia says goodbye to Angel at the end of "You're Welcome"
- Illyria turns into Fred as Wesley dies in "Not Fade Away"
Battlestar Galactica:
- Kara says goodbye to Anders at the end of "The Farm", and again in "Daybreak"
- Roslin's death in "Daybreak"
- The fleet reaches earth/victory cheer in "Revelations"
Buffy the Vampire Slayer:
- Angel's soul is restored, but Buffy has to kill him anyway, in "Becoming, part 2"
Lost:
- Charlie drowns in "Through the Looking Glass"
- Desmond talk to Penny on the phone in "The Constant"
Star Trek:
- Spock's funeral at the end of TWOK
- character montage/goodbyes and final pull-back at the end of DS9's "What You Leave Behind"