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bn:03590303n
Noun Named Entity
SYL
No term available
EN
NASA's series of Great Observatories satellites are four large, powerful space-based astronomical telescopes launched between 1990 and 2003. Wikipedia
Relations
Sources
HAS PART
EN
Chandra X-ray Observatory
EN
Spitzer Space Telescope
EN
Compton Gamma Ray Observatory
OPERATOR
EN
National Aeronautics and Space Administration
SPACE LAUNCH VEHICLE
Space shuttle

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