I was out on my front deck testing my new 15x70 binoculars the other night wishing the Milky Way wasn't straight overhead.
I walked inside, grabbed my camera and put it flat on it's back on a board that I set across the corner of the balcony railing. So the camera was pointing straight up. I used the self-timer. In 1979, a one hour exposure on high speed ektachrome film came out with just a pale impression of the Milky Way
Pentax K1 ISO 800 10s
Pentax M 50mm f1.7 @ f2
These modern sensors are ridiculously sensitive.
Joe