"IC 443 (also known as the Jellyfish Nebula and Sharpless 248 (Sh2-248)) is a galactic supernova remnant (SNR) in the constellation Gemini. On the plane of the sky, it is located near the star Eta Geminorum. Its distance is roughly 5,000 light years from Earth." - Wikipedia - IC 443
Other objects seen in this image include LDN 1564, LBN 840, vdB 75 and portions of Sharpless 249.