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 ...

Now, $18.8 billion may sound like a lot of money. But NASA represents less than half of one percent of government spending. Thus, cutting NASA by this much will not significantly change the national ...

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 ...

Deployment and installation of spectroscopy equipment, advising in technical purchases for the lab, and assisting with spectroscopy projects as needed by Prof. Reddy.

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 ...

Centaurs are mysterious icy small-bodies that are neither purely comets nor purely inactive asteroids, but they all orbit the Sun between Jupiter and Neptune in unstable orbits.

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