Concept information
Terme préférentiel
Butterfly Cluster
Définition
- The Butterfly Cluster (M6, NGC 6405) is an open cluster in the constellation Scorpius, 4° northwest of M7 (Ptolemy's Cluter), that contains about 80 stars roughly in the shape of a butterfly. Visible to the naked eye, it was first noted by Giovanni Hodierna before 1654. Its most conspicuous star is an orange giant K star of magnitude 6.2. (Encyclopedia of Science, by David Darling, https://www.daviddarling.info/encyclopedia/B/Butterfly_Cluster.html)
Concept générique
Traductions
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français
URI
http://data.loterre.fr/ark:/67375/MDL-PB164ZQ9-8
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