The mission of the Explorers Program is to provide frequent flight opportunities for world-class scientific investigations from space utilizing innovative, streamlined and efficient management approaches within the following space science themes: Astronomical Search for Origins and Planetary Systems Structure and Evolution of the Universe The Sun-Earth Connection
Goddard Space Flight Center provides frequent flight opportunities for world-class scientific investigations from space. Includes program history, current missions, and upcoming opportunity schedule.
The National Space Science Data Center (NSSDC) provides a summary list of all Explorer missions with links to mission overviews and data.
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