April 22, 2025, TUCSON, Ariz. – It’s often assumed that planetary scientists are interested in all things outer space, but among the gas giants, far-flung asteroids and mysterious moons, Earth is ...

Secondary craters – you know, the kind that are created by the falling debris that follows an initial impact – are what scientists call… annoying. This is because they can muddy up crater counts, ...

Mishal K T was awarded the 2025 Pierazzo International Student Travel Award at the Lunar and Planetary Science Conference at The Woodlands, Texas, along with a check for $2,000 from PSI Director and ...

March 27, 2025, TUCSON, Ariz. – Planetary Science Institute Senior Scientist Roger Clark was named a Fellow of the American Association for the Advancement of Science, a distinguished lifetime honor ...

Volunteers from the Planetary Science Institute spent their weekend engaging people of all ages in planetary science at the Tucson Festival of Books, which took place March 15-16 at the University of ...

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 ...

Welcome to the Press Contact page for the Planetary Science Institute (PSI). If you are a member of the media, journalist, or blogger seeking information about our cutting-edge research, exciting ...

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 ...

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 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 ...

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 ...