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Lesson Tag: Winter

M38, The Starfish Cluster

Target Type R. A. Dec. Constellation Magnitude Size M38 (NGC 1912) Open Cluster 05h 28m 40s +35° 50′ 00″ Auriga +6.4 20.0 arcmin Overview This is the third bright Messier cluster in Auriga, after M36 and M37 (links open the VAC observation guides in a new tab). Known as the Starfish Cluster, it is a …

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M36, The Pinwheel Cluster

Target Type R. A. Dec. Constellation Magnitude Size M36 (NGC 1960) Open Cluster 05h 36m 18s +34° 08′ 00″ Auriga +6.0 10.0 arcmins Overview The constellation of Auriga has our Milky Way galaxy running through it. This makes it a rich star field and one that has some lovely open clusters inside. Three of the …

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M37, Open Cluster in Auriga

Target Type R. A. Dec. Constellation Magnitude Size M37 (NGC 2099) Open Cluster 05h 52m 18s +32° 33′ 00″ Auriga +5.6 14.0 arcmins Overview Our second open cluster in Auriga (after M36) is a beauty. This is a rich cluster, bright enough to be seen with the naked eye in dark locations, and the cluster …

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Double Stars in Perseus

Target Type R. A. Dec. Constellation Magnitudes Separation* (A) Miram(Struve 307) Double Star 02h 50m 39s +55° 53′ 59″ Pegasus +3.76, +8.50 30.4″ at 121° (B) Struve 331 Double Star 03h 00m 52s +52° 21′ 06″ Pegasus +5.26, +6.17 12.0″ at 086° (C) Struve 552 Double Star 04h 31m 25s +40° 00′ 33″ Pegasus +6.78, …

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The Little Dumbbell Nebula (M76)

Target Type R. A. Dec. Constellation Magnitude Size M76 – The Little Dumbbell Nebula Planetary Nebula 01h 42m 21s +51° 34′ 07″ Perseus 10.10 2.7 x 1.8 arcmins Overview All of this month’s challenges are in the constellation of Perseus, the hero rescuer of Andromeda, which rides high overhead in winter evenings. Our first object …

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NGC 1501, The Oyster Nebula

Target Type R. A. Dec. Constellation Magnitude Size NGC 1501 Planetary Nebula 04h 07m 13s +60° 55′ 03″ Camelopardalis +11.9 0.9×0.8 arcmins Overview This planetary nebula is very much in the same neck of the woods as the Kemble’s Cascade asterism (featured last month) and the open cluster NGC 1502, which is this month’s first …

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