Planetary Science Institute Senior Scientist Roger Clark was named a Fellow of the American Association for the Advancement of Science, a distinguished lifetime honor within the scientific community.

June 26, 2025, TUCSON, Ariz. – After nearly 20 years of operations, NASA’s Mars Reconnaissance Orbiter, or MRO for short, is on a roll, performing a new maneuver to squeeze even more science out of ...

June 26, 2025, TUCSON, Ariz. – June 30 is Asteroid Day, the United Nations sanctioned day of public awareness of the importance of asteroids. Asteroid Day is observed on the anniversary of the Siberia ...

(This was first published as an Op-Ed in the Arizona Daily Star and is the opinion of PSI director and CEO Amanda Hendrix.) When I was a third grader in 1976, I was struck by a Viking 2 image taken ...

The march of the planets around the Sun may seem interminable, but new research suggests that the likelihood of another star in our galaxy passing by and disrupting our Solar System is slightly higher ...

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Religion and science can sometimes feel at odds, to the chagrin of Grace Wolf-Chase, a Planetary Science Institute senior scientist and senior education and communication specialist who is also a ...

Planetary Science Institute scientists have converged in the lab, trying to decipher the mineral composition of dust. Not just any dust, but rather a simulated sample of Mercury’s surface, created as ...

April 30, 2025, TUCSON, Ariz.— The Planetary Science Institute, along with a coalition of leading space industry organizations, scientific societies and public advocacy groups are submitting a joint ...

But in a new paper published in the journal Icarus, Planetary Science Institute Associate Research Scientist Jack Conrad explains how secondary craters can actually be used to scientific advantage. By ...

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 ...