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 ...

“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 ...

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 ...

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.

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 ...

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

Location: Along the Haughton River valley that eventually exits the structure to the north ...

Scale: Width of the large block above the person is approximately 20 meters This photograph demonstrates the sheer power of impact events. The large blocks of rock above the person are up to 20 meters ...