Tag Archives: Astrohaven

PROPELLER NEBULA (DWB111)

The Propeller Nebula is a very faint emission nebula in Cygnus. This is a stacked group of 30 five minute exposures in H-Alpha and 30 five minute exposures in O3 for a total exposure time of five hours. It was taken through the Astro-Physics 130mm Starfire Refractor and the QSI 690wsg camera.    

PELICAN NEBULA

With the improving weather I was able to finish this off. The benefits of longer exposures are starting to pay off. The image is a stacked composite of 90 five minute narrow band exposures taken through the Astro Physics 130MM Starfire refractor for a total exposure time of 7.5 hours. It was processed in MaximContinue reading “PELICAN NEBULA”

PELICAN NEBULA – Work in Progress

Well, the weather is turning bad, so I don’t know when I will be able to add data to this narrow band photo of the Pelican Nebula. I would like to add a little more color and some more detail. So far I have stacked 10 five minute H-Alpha images and 10 five minute OIIIContinue reading “PELICAN NEBULA – Work in Progress”

A Messier Miss in Leo – NGC 2903

This is one of the better objects missed by Charles Messier in the preparation of his list of objects to avoid when searching for comets. Located in the constellation Leo it is around 31 million light years away and has the luminosity of 19 billion suns. It has been adorned with festive star spikes justContinue reading “A Messier Miss in Leo – NGC 2903”