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.

From roughly 10 Vesta-like asteroids only 1 Vesta remains

The history of our Solar System is one of objects getting built up and then broken down. Trying to understand exactly how this happened is one of the most important …

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With more than 100 researchers exploring planets near and far, we’re pushing the boundaries of planetary science.

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.