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AsteriaStar
Observing band

Radio

Observatories

Overview

Radio waves are the longest-wavelength light; radio telescopes study pulsars, galaxies, and the cold gas of the universe.

Knowledge connections

Sources

The primary and reference sources this topic draws on.

  • 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.