Imaging nebulae, like the Orion Nebula, shows why H alpha and OIII filters can really help in our light polluted skies.
DSLR Single Frame, 30s Exposure, limiting naked eye magnitude vMag = 4 By Simon Dawes
Astronomy every Thursday
Astronomy every Thursday
Imaging nebulae, like the Orion Nebula, shows why H alpha and OIII filters can really help in our light polluted skies.
DSLR Single Frame, 30s Exposure, limiting naked eye magnitude vMag = 4 By Simon Dawes