Visual Astronomy Chat - Which Eyepieces & Telescope and More !
21:41
GSO 6" F4 / Apertura CarbonStar 150 - Good but has one BIG Issue !
22:24
The 10 Amateur Telescopes That Changed Astronomy FOREVER
56:22
Tackling the Biggest Unsolved Problems in Math with 3Blue1Brown
25:06
EYEPIECES, DIAGONALS & FILTERS for your TELESCOPE
11:38
The Decline of Visual Astronomy
22:31
Choosing your eyepieces with David Nagler (Televue)
1:13:44
What Bothers Physicists About Black Holes (Interview with Brian Cox)
15:11