Understanding Our Home World...
and Beyond.







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

Work and play: PSI visits Italy

The Planetary Science Institute’s Associate Director and Senior Scientist Than Putzig, Senior Scientist Gareth Morgan, Senior Research Associate Fritz Foss and Research Scientist Matt Perry recently traveled to Bologna, Italy …

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Our work in the solar system

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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.