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Joseph S. Carels, an assistant postmaster in Nashville who befriended Edward Emerson Barnard as a child in Nashville, remained a friend of the noted astronomer throughout his life. A congratulatory letter to Barnard on his discovery of Amalthea…

The Pleiades star cluster is located in the constellation Taurus. Also known as the Seven Sisters or M45, this group of stars is most visible in November when they can be seen from dusk until dawn. The name probably derives from the Ancient Greek…

Edward Emerson Barnard’s discovery of the fifth satellite of Jupiter in 1892 set off a firestorm of accolades in the press and in astronomy circles. It was the first planetary satellite discovery since Asaph Hall had discovered the moons of Mars in…

While at Lick Observatory, Barnard was the first astronomer to discover a comet using photographic plates. In 1889, he became the first astronomer to observe the eclipse of Saturn's satellite Iapetus. His pioneering astrophotography and discovery of…

Barnard pioneered astrophotography as well as discovering 15 comets and the first non-Galilean moon of Jupiter. His astronomical photographs were published posthumously as A Photographic Atlas of Selected Regions of the Milky Way (1927) completed by…

While at Lick Observatory, Barnard was the first astronomer to discover a comet using photgraphic plates. In 1889, he became the first astronomer to observe the eclipse of Saturn's satellite Iapetus.

Barnard moved to California in 1887 to inaugurate the new observatory at Mount Hamilton near San Jose. He discovered the first non-Galilean moon of Jupiter, Amalthea, in September 1892 over 275 years after Galileo's discoveries. Observatory staff…

Edward Emerson Barnard was known for his photographs of galaxies, especially after joining the University of Chicago's Yerkes Observatory. Each image took many hours of exposure. While clear skies in California made observations easy, in Wisconsin,…