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Category Archives: Caldwell Object

NGC 7331 (Caldwell 30): The Milky Way’s Twin

NGC 7331, also known as Caldwell 30, is a non-barred spiral galaxy in the constellation Pegasus, best viewed during autumn. One can make out the distant cousin as a smudge in smaller scopes.

Posted byWayne McGrawSeptember 20, 2022February 18, 2023Posted inCaldwell Object, GalaxiesTags:Autumn, Pegasus1 Comment on NGC 7331 (Caldwell 30): The Milky Way’s Twin

NGC 7662: The Blue Snowball Nebula

Photo of the Snowball Nebula, NGC 7662.

NGC 7662, also known as the blue snowball nebula, is a bright planetary nebula in the andromeda constellation. It’s a good target for the casual backyard observer with a small telescope as it breaks through the light pollution pretty well for a nebula.

Posted byWayne McGrawSeptember 19, 2022November 11, 2025Posted inCaldwell Object, Nebulas, Top ObjectTags:Andromeda, Autumn1 Comment on NGC 7662: The Blue Snowball Nebula

NGC 6826: A Blinking Planetary Nebula in Cygnus

Photo of NGC 6826 planetary nebula in Cygnus.

As one stares at the central star, or uses averted vision, the nebula’s fuzzy cloud may come into view as if turning on a light switch. Because of this, some refer to NGC 6826 as the “blinking planetary.”

Posted byWayne McGrawJuly 30, 2022November 10, 2025Posted inCaldwell Object, NebulasTags:Autumn, Cygnus, Summer1 Comment on NGC 6826: A Blinking Planetary Nebula in Cygnus

NGC 6885 (Caldwell 37): A Cluster with a Shining Star Center

NGC 6885, also known as Caldwell 37, is a star cluster in the constellation Vulpecula and best viewed in summer or early autumn.

Posted byWayne McGrawAugust 4, 2021November 10, 2025Posted inCaldwell Object, Galaxies, Messier ObjectsTags:Spring, VulpeculaLeave a comment on NGC 6885 (Caldwell 37): A Cluster with a Shining Star Center

NGC 752: A Scattered Star Cluster with Some Sparks

Photo of the NGC 752 star cluster.

Caroline Herschel discovered this wide open cluster on September 29, 1783. While not spectacular, the cluster makes a nice impressions in wider eyepieces.

Posted byWayne McGrawMarch 3, 2021November 10, 2025Posted inCaldwell Object, Star ClustersTags:Andromeda, Autumn, Winter1 Comment on NGC 752: A Scattered Star Cluster with Some Sparks

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