This nebula necklace features the beautiful Nebula Trifid, which is a cosmic study in colorful contrasts. Also known as M20, it lies about 5,000 light-years away toward the nebula rich constellation Sagittarius. It is a star forming region in the plane of our galaxy, and is about 40 light-years across.
This telescope photo is work of NASA's Ali Berman, and published December 26, 2011.
#The Pendant: an antiqued brass bezel covered by a domed Glass cabochon,which brings a 3D effect.
#The Size: the pendant