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In the future, the Raytheon JPSS CGS will support NOAA's JPSS-1 and JPSS-2 missions, as well as the JPSS Free-Flyer mission, which will fly instruments that cannot be accommodated on JPSS satellites.
He's a free-flyer, which means he's more artistic in his jumps and moves around whilst falling.
The two secondary experiments are the Computerized Ionospheric Tomography Receiver in Space (CITRIS), which will investigate irregularities that affect propagation of satellite-to-ground links for GPS and communications; and the Micro-Electro-Mechanical (MEMS)-based PicoSat Inspector (MEPSI), a miniature free-flyer that will be released from STPSat-1 to demonstrate MEMS utility and related microsystems for proximity operations.
The free-flyer portion of the docking system includes a vision-based system for autonomous navigation and an electromagnetic capture capability.
In addition to assisting his crewmates with the Spartan free-flyer spacecraft and conducting research, Senator Glenn will participate in a number of experiments that will build knowledge and understanding of the aging process and space flight.
The research would be conducted on Eureca, a free-flyer spacecraft built and first flown as a European Space Agency project, and designed, developed and now owned by Daimler-Benz.