Sagittarius Star Cloud [SEP] time of discovery
Sagittarius Star Cloud
The Sagittarius Star Cloud (also known as Messier 24 and IC 4715) is a star cloud in the constellation of Sagittarius, approximately 600 light years wide, which was discovered by Charles Messier in 1764. It is sometimes known as the Small Sagittarius Star Cloud to distinguish it from the Great Sagittarius Star Cloud located to the north of Gamma Sagittarii and Delta Sagittarii.
The stars, clusters and other objects comprising M24 are part of the Sagittarius or Sagittarius-Carina arms of the Milky Way galaxy. Messier
...151
- IV Stars...161
- V Carving out the Universe...210
- VI The Solar System...237
- VII Beginnings and Endings...276
- Index...290
There are 32 pages of photographic plates:
Plates.
- I The Discovery of Pluto - Facing Page...16
- II The Milky Way in the neighbourhood of the Southern Cross...17
- III The Milky Way in the region of p Ophiuchi...18
- IV The Star-cloud in Sagittarius