A tiny Planetary Nebula has been added! (Shapley-1)

Hi all, The activity has been recovered, after a three month period (we moved to a new location not far away from Philadelphia). A Planetary Nebula has been added to the web site. This time it is the tiny Shapley-1, a Nebula about which there is still some debate around its structure and distance. The […]

A 2×1 mosaic of NGC 2237 (Rosette Nebula) has been uploaded!

Hi all,   After a brief period of a certain calm, a new object has been uploaded. This time, it is the Rosette Nebula (a fragment of it). It is a 2×1 mosaic taken in narrowband with the CDK 20″. This mosaic has been quite difficult to assemble as the stars in the “seam” region […]

M20 in mixed narrowband and broadband blue, selected as AAPOD (Amateur APOD)

Hi all, The mage of M20 in mixed narrowband (Ha + OIII) and broadband blue, has been selected as an AAPOD on Jan 14th, 2017. Please take a look at it at: http://www.aapodx2.com/2017/20170114.html This image was taken as a new way to capture¬†mixed emission and reflection nebulae and there are some more to come… Enjoy! […]

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