LDN1235 Dark Nebula
Lynds Dark Nebula 1235, Van den Bergh 149 (blue reflection nebula under) and Van den Berg 150 (blue reflection nebula above), spans about 15 light years and lies about 650 light years away from Earth. The nebula, often called the Shark Nebula, is a molecular cloud in the constellation Cepheus.

Technical info:
TS 80mm f6 APO triplet refractor
Canon 40D + IDAS LPS2 (light pollution) filter
Total exposure: 8hrs 30min