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 ...

When an impactor strikes a planet or moon, the resulting debris, or ejecta, sprays out and around the impact site, a process called ejecta emplacement. Planetary Science Institute Research Scientist ...

Mar. 18, 2025, TUCSON, Ariz. – Between Hawaii and California, trash swirls in giant ocean currents, caught up in the infamous, Texas-sized Great Pacific Garbage Patch. This is just one of many found ...

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

In 2022, the Planetary Science Institute hosted a virtual workshop titled “Mercury’s Surface Response to the Interplanetary Environment: Identifying Needed Studies in Laboratory Astrophysics.” From ...

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

The plateaus that flank the largest canyon in the Solar System are shrouded in hypnotically complex landforms called light-toned layered deposits. Fifteen years ago, PSI Senior Scientist Catherine ...

NASA announced that eight participating scientists will join its Lucy mission as part of NASA’s Lucy in the L4 Trojans Participating Scientist Program. Among them is Planetary Science Institute 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.