Gum 15 is a stellar nursery located about 3000 light years from earth
in the southern constellation Vela. The glowing red of ionized hydrogen
is accompanied here by the subtle blue of starlight reflecting off gas
and dust in this nebula, and by dark nebula blocking some of the light.

Image data:
Telescope: Planewave 17”
Camera: SBIG STXL-11002
Exposure: 33 hours (RGB & Hydrogen-alpha)
Location: Observatorio El Sauce, Chile