Messier 28 [SEP] constellation
Messier 28
Messier 28 or M28, also known as NGC 6626, is a globular cluster of stars in the constellation Sagittarius. It was discovered by French astronomer Charles Messier on July 27, 1764. He briefly described it as a "nebula containing no star... round, seen with difficulty in 3½-foot telescope; Diam 2′." The 2′ at the end indicates an angle of two arcminutes.
In the sky it is less than a degree to the northwest of the 3rd magnitude star Kaus Borealis. This cluster is faintly
Pinwheel Galaxy
The Pinwheel Galaxy (also known as Messier 101, M101 or NGC 5457) is a face-on spiral galaxy distanced 21 million light-years (six megaparsecs) away from Earth in the constellation Ursa Major. Discovered by Pierre Méchain on March 27, 1781, it was communicated to Charles Messier who verified its position for inclusion in the "Messier Catalogue" as one of its final entries.
On February 28, 2006, NASA and the European Space Agency released a very detailed image of the Pinwheel