What is Pleiades?
{{for|the mythical sisters|Pleiades (mythology)}} [[File:Pleiades large.jpg|250px|thumb|Pleiades star cluster]] The '''Pleiades''' (also known as '''M45''' or the '''Seven Sisters''') are a [[star cluster|group]] of [[star]]s in the night sky. You can see them in the [[constellation]] [[Taurus (constellation)|Taurus]], the bull. [[Charles Messier]] gave it the name M45. They are named after the [[Pleiades (mythology)|Pleiades]] in [[Greek mythology]]. The brightest star in the Pleiades is the [[giant star]] [[Alcyone (star)|Alcyone]]. This an open [[star cluster]] of middle-aged hot [[Stellar classification#Hot B emission star classes|B-type stars]] in the constellation of [[Taurus (constellation)|Taurus]]. It is one of the nearest [[star cluster]]s to Earth, and is the cluster most obvious to the [[naked eye]] in the [[night sky]]. The cluster is dominated by [[Stellar classification#Hot blue emission star classes|hot blue and extremely luminous]] stars that have formed within the last 100 million years. {{commons|Messier 45|Pleiades}} {{science-stub}} [[Category:Open star clusters]]