2018年2月22日 星期四

Robert Lawrence: America's First African-American Astronaut


On June 30, 1967, the U.S. Air Force selcted Maj. Robert H. Lawrence, Jr. for the Manned Orbiting Laboratory, Authorized in August 1965, a program which envisioned a series of mini-space stations in low polar Earth orbit. via NASA http://ift.tt/2ELcAfC

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