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EXOSATEuropean X-Ray Observatory Satellite (European Space Agency)
References in periodicals archive ?
During the past 15 years, several sounding rockets, both Voyager space-craft, and the X-ray satellite EXOSAT have all viewed stars in the extreme ultraviolet.
The very first delivery of a helix Telemetry and Telecommand antenna was for ESA's scientific satellite EXOSAT.
The observers used the European Space Agency's EXOSAT satellite.