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17 relations: Atlas-Centaur, Cape Canaveral, Florida, Cosmic ray, Einstein Observatory, Goddard Space Flight Center, Harvard College Observatory, Harvard–Smithsonian Center for Astrophysics, High Energy Astronomy Observatory 1, High Energy Astronomy Observatory 3, Low Earth orbit, Massachusetts Institute of Technology, Scintillation counter, Smithsonian Astrophysical Observatory, Spectrometer, TRW Inc., United States Naval Research Laboratory, Wolter telescope.
Atlas-Centaur
The Atlas-Centaur was an American expendable launch system derived from the SM-65 Atlas D missile.
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Cape Canaveral, Florida
Cape Canaveral is a city in Brevard County, Florida.
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Cosmic ray
Cosmic rays are high-energy radiation, mainly originating outside the Solar System and even from distant galaxies.
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Einstein Observatory
Einstein Observatory (HEAO-2) was the first fully imaging X-ray telescope put into space and the second of NASA's three High Energy Astrophysical Observatories.
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Goddard Space Flight Center
The Goddard Space Flight Center (GSFC) is a major NASA space research laboratory located approximately northeast of Washington, D.C. in Greenbelt, Maryland, United States.
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Harvard College Observatory
The Harvard College Observatory (HCO) is an institution managing a complex of buildings and multiple instruments used for astronomical research by the Harvard University Department of Astronomy.
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Harvard–Smithsonian Center for Astrophysics
The Harvard–Smithsonian Center for Astrophysics (CfA) is a research institute which carries out a broad program of research in astronomy, astrophysics, earth and space sciences, and science education.
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High Energy Astronomy Observatory 1
HEAO-1 was an X-ray telescope launched in 1977.
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High Energy Astronomy Observatory 3
The last of NASA's three High Energy Astronomy Observatories, HEAO 3 was launched 20 September 1979 on an Atlas-Centaur launch vehicle, into a nearly circular, 43.6 degree inclination low-Earth orbit with an initial perigeum of 486.4 km.
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Low Earth orbit
A low Earth orbit (LEO) is an orbit around Earth with an altitude of or less, and with an orbital period of between about 84 and 127 minutes.
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Massachusetts Institute of Technology
The Massachusetts Institute of Technology (MIT) is a private research university located in Cambridge, Massachusetts, United States.
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Scintillation counter
A scintillation counter is an instrument for detecting and measuring ionizing radiation by using the excitation effect of incident radiation on a scintillator material, and detecting the resultant light pulses.
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Smithsonian Astrophysical Observatory
The Smithsonian Astrophysical Observatory (SAO) is a research institute of the Smithsonian Institution headquartered in Cambridge, Massachusetts, where it is joined with the Harvard College Observatory (HCO) to form the Harvard–Smithsonian Center for Astrophysics (CfA).
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Spectrometer
A spectrometer is a scientific instrument used to separate and measure spectral components of a physical phenomenon.
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TRW Inc.
TRW Inc. was an American corporation involved in a variety of businesses, mainly aerospace, automotive, and credit reporting.
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United States Naval Research Laboratory
The United States Naval Research Laboratory (NRL) is the corporate research laboratory for the United States Navy and the United States Marine Corps.
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Wolter telescope
A Wolter telescope is a telescope for X-rays that only uses grazing incidence optics – mirrors that reflect X-rays at very shallow angles.
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Redirects here:
High Energy Astronomical Observatory, High Energy Astronomy Observatory Program.
