Search results
Results from the WOW.Com Content Network
Messier 13 was discovered by Edmond Halley in 1714, [2] and cataloged by Charles Messier on June 1, 1764, [9] into his list of objects not to mistake for comets; Messier's list, including Messier 13, eventually became known as the Messier catalog. [10] It is located at right ascension 16 h 41.7 m, declination +36° 28'. Messier 13 is often ...
The Hercules Cluster (Abell 2151) is a cluster of about 200 galaxies [4] some 500 million light-years distant in the constellation Hercules.It is rich in spiral galaxies and shows many interacting galaxies. [5]
The Small 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 catalogued by Charles Messier in 1764. [4] The stars, clusters and other objects comprising M24 are part of the Sagittarius or Sagittarius-Carina arms of the Milky Way galaxy ...
Hercules contains the great globular star cluster, Messier 13. It is a tightly packed cluster of about one million stars. With practice you can view through binoculars.
Charles Messier. The first edition of 1774 covered 45 objects (M1 to M45).The total list published by Messier in 1781 contained 103 objects, but the list was expanded through successive additions by other astronomers, motivated by notes in Messier's and Méchain's texts indicating that at least one of them knew of the additional objects.
The Arecibo message is an interstellar radio message carrying basic information about humanity and Earth that was sent to the globular cluster Messier 13 in 1974. It was meant as a demonstration of human technological achievement, rather than a real attempt to enter into a conversation with extraterrestrials. [1] [2]
This is a list of NGC objects 6001–7000 from the New General Catalogue (NGC). The astronomical catalogue is composed mainly of star clusters, nebulae, and galaxies.Other objects in the catalogue can be found in the other subpages of the list of NGC objects.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!