Analysis of information sources in references of the Wikipedia article "सारस तारामंडल" in Hindi language version.
... Grus is also home to the Grus Quartet, four spiral galaxies that interact with याच other ...
... Within the Crane is the Grus Quartet, a group of four spiral galaxies, NGC 7552, 7582, 7590, and 7599. Discovered in 1827 by Scottish astronomer James Dunlop ...
