Visitors in the PSI parking lot view the Moon and Saturn through telescopes on Oct. 28, 2015. Credit: PSI/Alan Fischer On the evening of Oct. 28, 2025, the Planetary Science Institute hosted a ...
“Would you like some curiosity?” Pamela Gay asked passersby at MagicCon: Atlanta last weekend. Most people responded to the Planetary Science Institute Senior Scientist with a tentative and slightly ...
New research suggests that Ariel, a moon of Uranus, might have once harbored an ocean about 100 miles (170km) deep. Credit: NASA/JPL-Caltech/PSI/Mikayla Kelley/Peter ...
The winds of Mars sculpt and shape sand into wave-like dunes. Much of what is known about how sand dunes move around the surface is based on images taken by the HiRISE camera onboard the Mars ...
Mars is more than a dusty, red planet. Some parts of its surface can resemble the folds and ridges of the human brain or ocean corals. Scientists have dubbed such Martian surface features ‘brain coral ...
July 24, 2025, TUCSON, Ariz. – On the slopes of Martian mountains and craters clings what appears to be flowing honey, coated in dust and frozen in time. In reality, these features are incredibly slow ...
A decade ago this week, NASA’s New Horizons mission snapped the first-ever close-up image of Pluto. The awe-inspiring portrait of the dwarf planet featured a heart-shaped plane of frozen nitrogen and ...
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 ...
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 ...
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 ...
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