PSI Press Release Archives
- March 4, 2010 - Science Team Says Giant Meteorite, Not Volcanoes, Killed Dinosaurs
- February 18, 2010 - NASA Awards PSI $750,000 to Help Teachers Improve Science Education
- January 11, 2010 - PSI Scientist Describes Wind-Driven Rovers in Chapter of New Mars Book
- January 5, 2010 - PSI Receives $2.5 Million NASA Grant to Archive Asteroid and Dust Data
- December 15, 2009 - Trough Deposits on Mars Point to Complex Hydrologic Past
- December 7, 2009 - PSI Researcher Delighted that LCROSS Confirms Lunar Prospector Findings
- October 22, 2009 - MESSENGER Gets Closest-Ever Look at Solar-Flare Neutrons
- September 28, 2009 - MESSENGER'S Neutron Spectrometer Zeros in on Mercury's Crust
- September 14, 2009 - New Maps of Seasonal Polar Caps Will Refine Martian Climate Models
- August 9, 2009 - It's Time to Get Serious About Our 40-Year-Old Dream
- August 5, 2009 - PSI Founder William K. Hartmann Named 2010 Barringer Medal Winner
- July 24, 2009 - Study Aims to Maximize Scientific Return from Moon Rovers
- July 21, 2009 - 40 Years on, Renaissance Begins for Lunar Exploration
- July 1, 2009 - Ice shouldn't Stop Dune Movement on Mars or Earth
- June 30, 2009 - Martian Climate Was Life-Friendly More Recently Than Thought
- June 26, 2009 - PSI Scientist and Kaguya Team Find First Conclusive Signature for Lunar Uranium
- June 11, 2009 - Study to Assess Effects of Small Impacts on Earth's Climate
- June 4, 2009 - Congresswoman Giffords Emphasizes Importance of Space Research during PSI Visit
- April 3, 2009 - PSI Ground-based Observations Support NASA Comet Missions
- April 2, 2009 - "Noise" from LISA Mission Gives Scientists a Way to Study Mass, Population of Near-Earth Asteroids
- February 12, 2009 - As Dawn Approaches Mars, PSI Scientists Gear Up for GRaND Tests
- February 11, 2009 - PSI Scientist Part of New National Geographic Special
- February 5, 2009 - Geologic Features in Martian Craters Suggest Deposition and Flow of Water and/or Ice
- December 16, 2008 - Rock Varnish: A Promising Habitat for Martian Bacteria
- October 29, 2008 - Strange Martian Landforms are Paleo Climate Clues and Rover Sand Traps
- October 11, 2008 - Smaller and More Recent Features on Mars Can Now Be Dated
- September 19, 2008 - Scientists Debate Planet Definition and Agree to Disagree
- September 17, 2008 - PSI Scientist Among Three Tucson-based Mars Experts Featured on NPR Science Broadcast
- September 16, 2008 - Surface Water May Have Existed Far Longer on Some Parts of Mars
- September 3, 2008 - Research Aims to Unmask Comets Posing as Asteroids
- August 19, 2008 - PSI Researcher Draws the Solar System's Topo Maps
- August 12, 2008 - PSI Director Promotes 13-planet Solar System During Great Planet Debate
- August 5, 2008 - Research Helps Scientists Understand Dust Devils on Mars and Earth
- July 29, 2008 - Two Asteroids Named For PSI Scientists
- July 22, 2008 - Jeff Morgenthaler Joins the Planetary Science Institute
- July 22, 2008 - Planetary Science Institute Researcher Brings Antarctic Meteorite Hunt to Classrooms
- July 14, 2008 - Planetary Science Institute Wins More Than $5 Million in NASA Research Grants
- January 31, 2008 - The Planetary Science Institute Joins Call for a Presidential Dabate on Science and Technology
- April 19, 2007 - PSI Scientists Find Migrating Regolith on Tiny Asteroid Itokawa
- August 31, 2006 - Two PSI Scientists Awarded Sagan Fellowships by NASA