Word: rayed
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Dates: during 1970-1979
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...High Energy Astrophysical Observatory-2 (HEAO-2), which was boosted last week into a letter-perfect 330-mile high orbit. Saturday sent back to waiting astronomers its first detailed x-ray photograph...
...High Energy Astrophysical Observatory-2 (HEAO-2, dubbed the "Einstein Observatory" by project officials), primarily designed and controlled by HSCFA astronomers, should provide scientists with the first detailed X-ray photographs of various cosmic radiation sources, including pulsars, quasars, supernovae, black holes and clusters of galaxies. In space, HEAO-2's X-ray telescope can operate with a thousand times more sensitivity than similar earthbound instruments...
...Everything went just as perfectly as it could go," Leon P. VanSpeybroeck, associate of the Harvard College Observatory who designed the X-ray telescope aboard HEAO-2, said yesterday from the Goddard Space Flight Center in Maryland, where he monitored the launch. Along with HSCFA, groups at Goddard, Columbia University and the Massachusetts Institute of Technology are co-sponsoring the mission...
...goes according to schedule, the $90-million satellite will begin sending back X-ray pictures later this week...
Scientists at the Harvard-Smithsonian Center for Astrophysics have been involved in planning for the mission, which is designed to enable astronomers to take high resolution x-ray photographs...