Ken Callahan

ENTJ

Online now

Bio: Host of Learn To Stargaze on YT with 75K subs, #1 Bestselling Astronomy Author

@ken-callahan-8915

I am avid astronomer and photographer. I own a couple of Celestron telescopes.. I have been trying astrophotography with my Canon Rebel T8i camera.

Active 20m ago

Joined Feb 8, 2026

Quincy Massachusetts