1927 – Born in Los Angeles. – An American astronomer. – Is best known for his work on clusters of galaxies but was also a noted lecturer and author. 1958 – He published a catalog of 2,712 clusters and was preparing a catalog of southern clusters at the time of ..
African American mathematician, astronomer, clockmaker, and publisher 1731 – Born on the 9th of November. 1753 – Made a wooden clock, which ran well for at least twenty years. 1789 – He was able to make the calculations to predict solar and lunar eclipses. 1792-1797 – Published the compile ephemeris for the Benjamin Banneker’s Almanac, ..
Claudius Ptolemy was a Greek mathematician and astronomer who lived in Alexandria, Egypt during the second century CE. While little is known about the life of Ptolemy, his nomen, or clan name, Claudius, indicates that he was a Roman citizen while Ptolemy is a Homeric name appearing in Greek mythology. Ptolemy was born around ..
1948 – Born on the 2nd of September in Boston, Massachusetts. 1966 – She attended and graduated from Marian High School. 1970 – Attended Framingham State College in her hometown and graduate. 1978 – Moved to Concord, New Hampshire, when Steven accepted a job as an assistant to the state attorney general. 1982 – She ..
1773 – Born in April 28th. Robert Woodhouse was the eighth occupant of the Lucasian Professorship of Mathematics at Cambridge University. 1795 – He was senior wrangler at Caius College, Cambridge when he was awarded his B.A. – Was the winner of the Smith’s Prize. 1798 – His M.A. was awarded and he ..
1885 – Born on the 2nd of November in Nashville, Mo., U.S. 1911 – Shapley, working with results given by Henry N. Russell, began finding the dimensions of stars in a number of binary systems from measurements of their light variation when they eclipse one another. 1914 – Shapley joined the staff of the Mount ..
1780 – Born on September 3rd at Bramstedt in Holstien. 1813-1815 – He was appoiinted as the director of the Mannheim observatory. – Became the professor of astronomy in Copenhagen. 1817 – Directed the triangulation of Holstein. 1821 – Founded the Astronomische Nachrichten and edited 31 volumes. 1822-1832 ..
US astronomer, author, and popularizer of science professor of astronomy at Cornell University 1968-1996 popularized concept of nuclear winter conceived idea of including message-bearing phonograph record on Voyager spacecraft wrote nonfiction "The Dragons of Eden: Speculations on the Evolution of Human Intelligence" 1977 (Pulitzer Prize for nonfiction 1978), "Broca's Brain" 1979, ..
1697 – George Parker, 2nd Earl of Macclesfield, born this year. He was celebrated as an astronomer. 1721 – 1732 – Styled Viscount Parker. 1722 – 1727 – He was Member of Parliament for Wallingford, but his interests were not in politics. 1722 – He became a fellow of the Royal Society, and he spent ..
1900 – Born on the 28th of April in Franeker, Friesland, Netherlands. 1921 – Studied in Groningen with Jacobus Cornelius Kapteyn. His Ph.D thesis was titled The stars of high velocity. 1924 – He discovered the Galactic Halo a group of stars orbiting the Milky Way. 1927 – He confirmed Bertil Lindblad’s theory that the ..