M33 - Known as the Triangulum Galaxy is estimated as being some 3 million light-years from Earth and is also known as NGC 598 and is one of the most distant objects that can be seen by the naked eye.
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Katherine Johnson at NASA Langley Research Center
NASA research mathematician Katherine Johnson is photographed at her desk at Langley Research Center. Born on Aug. 26, 1918, in White Sulphur Springs, WV, Johnson worked at Langley from 1953 until her retirement in 1986, making critical technical contributions which included calculating the trajectory of Alan Shepard's historic 1961 flight. Read More