... 2.03.1999 . ... Credit: CISCO , Subaru 8.3-m Telescope , NAOJ Explanation: The most active part of the Orion Nebular Cloud Complex is an area known as the Kleinmann-Low Nebula . There, a cluster of young and forming stars is embedded in a molecular cloud filled with dust . In visible light, the dark dust blocks much of Orion KL 's light, but in the infrared light of the above photograph , the area seems literally to explode. ... Publications with keywords: nebula - molecular cloud . ...