... This emissionnebula on the left is famous partly because it resembles Earth's continent of North America . ... The two emissionnebula measure about 50 light-years across, are located about 1,500 light-years away, and are separated by a ...
... The red part is an emissionnebula powered by a bright triple star CC 24537; the fainter blue part is a reflection nebula surrounding a hot O-type star . ...
... Although glowing like an emissionnebula , the origin of the bubble, known as Barnard's Loop , is currently unknown. ... star in Orion's belt is a slight indentation in an emissionnebula that, when seen at higher magnification , resolves into the ...
... Part of a larger emissionnebula with a distinctive shape, popularly called The Pelican Nebula , the ridge spans about 10 light-years and follows the curve of the cosmic pelican's head and neck. ...
... of a celestial twin , the Jellyfish Nebula is the brighter arcing ridge of emission with dangling tentacles below and right of ... Emissionnebula Sharpless 249 fills the field at the upper left. The Jellyfish Nebula is about 5,000 light-years away. ...