Target Type R. A. Dec. Constellation Magnitude Size C71 (NGC 2477) Open Cluster 07h 52m 10s -38° 31′ 00″ Puppis +5.8 15.0 arcmin Overview Discovered in South Africa in 1751 by Abbé Lacaille, this cluster contains about 300 stars of tenth magnitude and fainter, is around 700 million years old, and is a beautiful sight […]
Challenge #4 – C71, Open Cluster in Puppis Read More »
Target Type R. A. Dec. Constellation Magnitude Size M46 (NGC 2437) Open Cluster 07h 41m 46s -14° 48′ 00″ Puppis +6.09 20.0 arcmins Overview This open cluster in the anonymous constellation of Puppis was discovered by Charles Messier himself in February 1771. It is only 1.5° away from M47 but has quite a different character. With
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Target Type R. A. Dec. Constellation Magnitude Size M93 (NGC 2447) Open Cluster 07h 44m 30s -23° 51′ 00″ Puppis +6.2 10.0 arcmin Overview You might just be able to see the shape of an arrow formed by the stars in this bright cluster in the image below. Its head is formed of the bright
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Target Type R.A. Dec. Constellation Magnitude Size M47 (NGC 2422) Open Cluster 07h 36m 35s -14° 29′ 00″ Puppis 4.40 25.0 arcmin Overview M47 is only a finger-width away from M46, which I’ve covered before on Love the Night Sky. M47 is a large, bright, irregular cluster which we can see with the naked eye
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