star cluster

He considered that the Milky Way is a great star cluster, whose form may be conjectured from numerous star-gaugings.

And here the possessor of a good opera-glass can get a fine view of a celebrated star-cluster known in the catalogues as 35 M.

Another star cluster worth a moment's attention is No. 1479, above and to the left of Sirius.

Some three degrees and a half below and to the left of the star just examined is a beautiful star cluster, No. 1551.

The star cluster 4400 is about one quarter as broad as the moon, and easily seen with our smallest aperture.