Orion Molecular Cloud Complex (IMAGE) U.S. National Science Foundation Caption This is a radio/optical composite of the Orion Molecular Cloud Complex, which includes the Orion Nebula (bottom), featuring a dust-rich star-forming filament called OMC-2/3. Orange: Green Bank Telescope data. Credit S. Schnee, et al.; B. Saxton, B. Kent (NRAO/AUI/NSF) Usage Restrictions Include photo credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.