Loading…
Loading contentLoading…
Loading contentThe subsystem that carries commands up and telemetry and science data down — the spacecraft's radios and antennas, working with the ground network.
Facts on this topic will be cited from these primary and reference sources.
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.
Orbital data, ephemerides, and small-body parameters for planets, asteroids, and comets.