This is only a 4 minute exposition through a 102mm apochromatic refractor at F16. It was taken with an unmodded Canon EOS 450d (Rebel XSi) at ISO 1600. It has been post-processed with a freeware software, Fitswork. The picture shows interesting details inside the nebula core.

by José Ignacio López Sebastián on 2011-02-08 00:38:47 [Original Size] - [Next Image] - [Author's gallery]