Component

Solar Array

Panels of photovoltaic cells that convert sunlight into electricity — the primary power source for most spacecraft in the inner Solar System. Beyond Jupiter, sunlight becomes too weak and other sources are needed.

Part of Electrical Power

Highlights

›The workhorse power source of the inner Solar System

Knowledge connections

Part ofElectrical Power

Sources

Facts on this topic will be cited from these primary and reference sources.

NASANational Aeronautics and Space Administration
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.

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