Telescope for 7 year old?
Best telescope for an apartment
Best astrophotography equipment on a budget
lunar eclipse
What's your Dream setup for visual observations?
Location finder based on star chart
Stock 2-Speed Crayford Focuser can’t hold heavy eyepieces. What to do?
What problems do you see with this design?
Position of the moon.
Moon images 25-3-9
The Moon
Needed to find some way to cap the focuser when the 1.25-2” adapter isn’t there
A few notes about f-ratio
Show I buy this or a different Scope?
No one is suicidal and no one exaggerates. Ever.
How come the moon seemed very illuminated this past week? Even the not bright part was easier to make out.
Making my first serious purchase
Inflation and ‘budget’ scopes
SpaceX just loses another starship TODAY!
Took my 8 inch Dobsonian on a Little Field Trip
Took my 8” Dobsonian on a little Field Trip
Firefly's Blue Ghost Moon Landing TONIGHT!
Help finding an attachment piece for telrad finderscope
what is this?
Strehl Ratios, Spacial Frequencies, and MTFs. Where to learn optics?
