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 ...

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 ...

The Mineralogical Society of America will award the 2025 Roebling Medal to Planetary Science Institute Senior Scientist Darby Dyar. Dyar is also a Kennedy-Schelkunoff Professor of Astronomy at Mount ...

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 ...

Dec. 18, 2024, TUCSON, Ariz. – The Planetary Science Institute has selected University of Arizona graduate student Namya Baijal and Indian Institute of Technology Kanpur doctoral candidate Mishal K T ...

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 ...

Barringer Crater (also referred to as Meteor Crater) is one of the best preserved and best exposed meteorite impact craters on Earth, which is due to both the prevailing desert environment and its ...

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.

Based on articles by William K. Hartmann, Donald R. Davis, and Stuart J. Weidenschilling in the PSI Newsletter, Winter 2002 and Summer 2003 The roots of PSI were established in the late 1960s, when ...