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Planetary Science Institute is researching the universe, one world at a time – including our home, Earth.

Kirby Runyon explores Meteor Crater at ICAARUS workshop

PSI Research Scientist Kirby Runyon traveled from Washington, D.C. to Flagstaff, Arizona to participate in a cratering workshop from July 14-15 called ICAARUS, short for Impact Cratering and Associated Research …

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Celebrating 50+ years

The Planetary Science Institute is a non-profit research organization dedicated to exploring the cosmos.

Our team of renowned scientists is involved in numerous NASA and international space missions, studying the solar system and beyond. Since 1972, we are committed to advancing our understanding of the cosmos.