advanced radioisotope power system

Related Overviews


More Like This

Show all results sharing this subject:

  • Astronomy and Astrophysics


Quick Reference



A small spacecraft generator producing electricity from heat generated by radioactive decay. Although public protests have occurred over the danger of radioactive fallout in the event of a rocket explosion, such a device is currently required for operating power in deep space, away from the Sun. ARPS has powered many Russian and US artificial satellites and space probes, including NASA's Voyager and Galileo.

Subjects: Astronomy and Astrophysics.

Reference entries