SUPER TUNE THE ST80
1:10:42
SUPER TUNE THE ST80 PART 2
2:00:17
SUPER TUNE THE ST 102
35:06
Buying Your First Telescope...All You Need To Know.
1:23:12
[Julien Bobroff] La plus belle des inventions quantiques
1:22
Venus during daytime and dawn using 8" Dobsonian
24:17
Comment nettoyer un miroir de télescope : chaque étape, du démontage au remontage !
59:14
ANDROMEDA GALAXY with only a Camera, Lens, & Tripod
29:33