1 second is a very long time in regular handheld photography. Especially for moving targets. When I shoot birds in flight I need 1/1000+ 1/2500 if I am shooting fast flight. 1/500 might get a you a fairly non motion blurred helicopter, obviously speed matters etc.
However it is low for pure dark skies astrophotography where you use longer exposure times generally 20+ seconds, depending on the lens aperture and how the need to avoid star trails.
I’m not sure 1 second or 20 is right for this shot though ... Read even more
