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SPICE: An Observation Geometry System for Space Science Missions

NASA's Navigation and Ancillary Information Facility (NAIF) offers the SPICE (Spacecraft, Planet, Instrument, C-matrix, Events) observation geometry information system to assist in planning and interpreting scientific observations from space-based instruments aboard robotic planetary spacecraft, in support of engineering tasks associated with these missions, and for some heliophysics and earth science missions. The SPICE Toolkit is offered in several languages. This port contains the toolkit for C.

Version: N0067 License: public-domain GitHub
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2026-Oct-15 to 2026-Nov-14


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