Emission nebulae
''Encyclopaedia of Astrobiology, Astronomy, and Spaceflight'' entry info encyclopedia
Barnard�s Loop
Photograph identifying several nebulae in Orion html
ORION IMAGE MAP
NGC 1499 at SEDS spider
NGC 1499
NASA APOD: NGC 604 - November 2, 2002 nasa apod
APOD: 2002 November 2 - NGC 604: Giant Stellar Nursery
NASA APOD: NGC 604 - August 16, 1996 nasa apod
APOD: August 16, 1996 - NGC 604: Giant Stellar Nursery in M33
Nebula NGC 604 @ SEDS Messier pages messier more
NGC 604 in M33
Nova Remnant (UOttawa)
Astronomy Knowledge Base
T Pyxidis Nova Remnant (HubbleSite)
HubbleSite - Hubble Showcase
January 2006 Hubble Space Telescope image of the Trapezium cluster newsdesk archive releases image
HubbleSite - The Orion Nebula's Biggest Stars - Image - 1/11/2006
January 2006 Hubble Space Telescope image of the Orion Nebula newsdesk archive releases image
HubbleSite - Hubble's Sharpest View of the Orion Nebula - Image - 1/11/2006
Messier 42, SEDS Messier pages messier
Messier Object 42
''NOAO''; "''Fitful Young Star Sputters to Maturity in the Rosette Nebula''" outreach press
NOAO Press Release 04-03: Fitful Young Star Sputters to Maturity in the Rosette Nebula
''Chandra Observatory'' study of the Rosette Nebula harvard press
Chandra Press Room :: Scientists Find X Rays from Stellar Winds That May Play Significant Role in Galactic Evolution :: September 6, 2001
Rosette Nebula (SEDS) messier
NGC 2244 and the Rosette Nebula NGC 2237-9
Supernova Remnant (UOttawa)
Astronomy Knowledge Base
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It uses material from the Wikipedia articles :
Barnard's Loop , California Nebula , Nebula NGC 604 , Nova remnant , Orion Nebula , Rosette Nebula , Supernova remnant , .
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