NGC2903 is a barred spiral galaxy 30 million light years away in Leo. It was discovered by German-born astronomer William Herschel, who cataloged it on November 16, 1784.
Numerous smaller galaxies can also bee seen in the field.
Skywatcher 12" F5 Newtonian, ZWO ASI 183mm Pro, Svbony LRGB filters, 246 minutes exposure. Median stacked to removed satellite and asteroid trails. Rushed as usual to beat the cloud, so it's a bit noisy.
Full field at Astronim --->
https://astrob.in/wh9506/0/