The William K. Hartmann Art Collection is coming soon! Experience the intersection of art and planetary science through the remarkable works of renowned artist and scientist William K. Hartmann ...
PSI’s Larry Lebofsky spoke with kids and families about meteorites at Mesa Verde Elementary School’s Family Science Night. Courtesy: Larry Lebofsky Larry Lebofsky, a Planetary Science Institute senior ...
Illustration of the uncertainty of Earth's orbit 56 million years ago due to a potential past passage of the Sun-like star HD7977 2.8 million years ago. Each point's distance from the center ...
A mysterious object discovered in the main asteroid belt in 2021 was determined to be a main-belt comet by Planetary Science Institute Senior Scientist Henry Hsieh, Scott Sheppard of the Carnegie ...
Oct. 28, 2024, TUCSON, Ariz. – The Moon and Mars are pocked with giant impact craters acquired very long ago, while there appears to be a dearth of them on Earth and Venus. Time may have healed many ...
Lava tubes are high priority targets for in situ exploration of Mars, with the potential to provide access to subsurface cavities that could facilitate scientific studies of the Martian subsurface as ...
When NASA’s Viking 1 lander touched down on the surface of Mars nearly 50 years ago, its cameras imaged a boulder-strewn surface of elusive origin. New research led by Planetary Science Institute ...
A composite view of Europa’s spider-like Manannán Crater (right), taken by NASA’s Galileo spacecraft in May 1998. Credit: NASA/JPL/University of Arizona Dec. 1, 2025, TUCSON, Ariz. – From Europa to ...
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 ...
Top: Black and white image of the Moon from Moon Mineralogy Mapper data. Bottom: Map of water on the Moon. The different colors represent different shapes to the water absorption and correlate with ...
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 ...
Two years ago the International Astronomical Union (IAU) elected to define the term planet, restricting it to the eight largest bodies orbiting the Sun, and deleting Pluto from the list. The demotion ...
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