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 ...

Barringer Crater, also called Meteor Crater, is located in the United States of America (35º 2′ N, 111º 1′ W) in northern Arizona, about 35 miles (55 km) east of the city of Flagstaff. The crater is ...

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

At the December 2024 meeting of the American Geophysical Union, or AGU, in Washington, D.C., PSI’s Sanlyn Buxner became president-elect of the AGU’s Education Section. At PSI, Buxner is a Senior ...

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.

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 ...

The universe is our laboratory: PSI scientists are pushing the boundaries of knowledge, exploring worlds near and far, from Earth and beyond. PSI began in the late 1960s, with a group of talented PhD ...

Impact events drastically alter the geology in the vicinity of the crater by melting, uplifting, and rotating the rocks. In terms of unraveling the rock history, this can make things very complicated ...

Stay informed with PSI Cover Stories. Here, you’ll find updates on our latest research, mission involvement, and scientific contributions to planetary science. Our team is dedicated to enhancing our ...

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

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 ...