On Monday, September 11, 2006, the first episode of Astronomy Cast was promoted across the Internet. Twenty years later, on ...
When Henry Hsieh entered graduate school, he was interested in comets for a fairly simple reason: they seemed exciting. Unlike distant objects that might appear as little more than points of light, ...
Hands-on Earth and space science workshops for elementary and middle school educators in Tucson and Southern Arizona. Using NASA data, current research, and classroom-ready activities, PSI workshops ...
This archive site provides access to asteroids, dust, planetary satellites, meteorites, and selected other small solar system bodies and laboratory data from the NASA Planetary Data System. CosmoQuest ...
The large block in the photo to the left is known as “Whale Rock”. It was excavated from the interior of Barringer Crater during its formation. Note the person for scale. Until now, most of the ejecta ...
While new chemical species will be added to the database of CRYOCHEM (NH 3, H 2 O, HCN, and CO 2) and its companion FREZCHEM (clathrate hydrates of N 2, C 2 H 6, and C 3 H 8), the solid-phase part of ...
NASA’s Nancy Grace Roman Space Telescope, scheduled to launch August 30th, is designed to tackle some of the biggest ...
Candice Hansen-Koharcheck, a Planetary Science Institute senior scientist since 2010, died on April 11 after a valiant three-year battle with cancer. Her career spanned nearly 50 years, during which ...
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 ...
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 ...
Experience the intersection of art and planetary science through the remarkable works of renowned artist, planetary scientist, and Planetary Science Institute co-founder William K. Hartmann and other ...
Long period comet C/2006 P1 (McNaught) over the Pacific ocean, as imaged from Paranal Observatory in 2007. Credit: ESO/Sebastian Deiries The Gaia mission has allowed researchers to understand the ...
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