The famous galaxy in Ursa Major, without it’s neighbour M81.
Image on two nights with the OSC ASI2600MC and the C14 on F7.2 (Starizona Reducer LF). 1000 frames of 30 seconds
M82
Aircraft Engine
Aircraft photobombing my imaging of NGC2537
Doing some calculations with an assumed heigt of 10000meters and speed of 800 km/hr.
The plane would take 0,24 second to cross the field of 54 meters.
The aircraft engine has a length of about 300 pixels, on the same scale that would be 4 meters.