apr 212013
 
Anne's Picture of the Day: Reflection Nebula NGC 1999

April 21, 2013 NGC 1999, a reflection nebula in Orion Image Credit: NASA and The Hubble Heritage Team (STScI/AURA) NGC 1999 is a bright reflection nebula of about 0.9 light-year across, located some 1,500 light-years away from Earth in the constellation of Orion, the Hunter. This dust filled nebula is notable for a 0.2-light-year-wide black [continue reading]