You are here:
International Year of Astronomy - IYA2009
News Archives until 2010
Security & Defense
Missions and more
Back to article
The Orion Nebula is an emission nebula
Download this image:
Hi-Res JPEG (2.6 MB)
This Hubble Space Telescope picture shows the Orion Nebula. It shines because its gas is excited to emit light by the radiation of nearby stars.
Archive "Astronomy Questions of the Week"
Exhibition "Out of this World"
International Year of Astronomy 2009
CosmicDiary - Astronomy Blogs
Daily Podcasts at 365 Days of Astronomy
ESA - IYA2009
Planetariumshow "Touching the Edge of the Universe"
Archive: Astronomy Questions of the Week