The Planetary Science Institute (PSI) proudly announces the Betty Pierazzo International Student Travel Award, in honor of our late Senior Scientist. This award is designed to inspire graduate ...

Impact craters form when huge asteroids or comets, sometimes kilometers in size, hit the surface of a planetary body. Images of various planets and moons in the solar system show thousands and ...

NASA announced that it has selected a proposal led by Planetary Science Institute Research Scientist Kirby Runyon to train hundreds of citizen scientists to map the Moon in high resolution. PSI Senior ...

PSI is a nonprofit 501(c)(3) corporation, and an Affirmative Action/Equal Opportunity Employer, including disability/veterans.

PSI is a nonprofit 501(c)(3) corporation, and an Affirmative Action/Equal Opportunity Employer, including disability/veterans. See employment opportunities at https ...

PSI is a nonprofit 501(c)(3) corporation, and an Affirmative Action/Equal Opportunity Employer, including disability/veterans. See employment opportunities at https ...

PSI is a nonprofit 501(c)(3) corporation, and an Affirmative Action/Equal Opportunity Employer, including disability/veterans.

Discover how the Planetary Science Institute’s innovative research and notable scientists are making waves in the media around the globe. From our groundbreaking contributions to planetary science to ...

“Do you know where that address is?” asked the taxi driver when PSI’s Sanlyn Buxner gave him the address of the youth center she was headed to. Along with eight other researchers and science ...

Jan. 8, 2025, TUCSON, Ariz. – The early Earth was an extreme place. Asteroids pummeled the surface. Volcanoes spewed lava and carbon dioxide. The thick, toxic atmosphere lacked oxygen. Yet, in this ...

This strategic plan, approved by the PSI Board of Trustees, articulates PSI’s fundamental purpose, long-range goals, and the basis for decision-making to achieve those goals. It sets forth the basic ...

Simulation: Dr. Elisabetta Pierazzo, Planetary Science Institute, AZ using the code SOVA. PSI is a nonprofit 501(c)(3) corporation, and an Affirmative Action/Equal Opportunity Employer, including ...