By adding data from a wider band 5nm HA filter the image is softer and some more detail is observed in a few spots.
Tag Archives: Astrodon
ELEPHANT’S TRUNK NEBULA (IC 1396) (SINGLE PANEL VERSION)
I recently did a 2 panel mosaic of this nebula. This is a single panel version with much more exposure time. It is a composite of 15 one hour exposures through an H-Alpha filter.
NGC 896 – A nebula in the Constellation Cassiopeia
NGC 896 is the brightest part of the Heart Nebula and is about 7500 light years from earth. This is a narrowband image taken with the Astro-Physics 130mm Starfire telescope which is composed of 12 one hour exposures and 12 thirty minute exposures through a combination of H-Alpha, O3, and S2 Astrodon filters.