A new study from researchers at Caltech and JPL finds evidence of geologic activity on the dwarf planet Ceres.
Jessica Stoller-Conrad
The new Center for Data-Driven Discovery makes advanced computational tools available to researchers from all six Caltech divisions, plus JPL researchers.
Jessica Stoller-Conrad
Caltech researchers work to make sure that NASA's newly launched satellite provides accurate data about carbon dioxide levels in our atmosphere.
Kimm Fesenmaier
Ken Farley, Caltech's W.M. Keck Foundation Professor of Geochemistry and chair of the Division of Geological and Planetary Sciences, is serving as project scientist for Mars 2020. We recently sat down with him to talk about the mission and his new role.
Douglas Smith
In 1964, Caltech astronomy professor Guido Münch and Jet Propulsion Laboratory space scientists Lewis Kaplan and Hyron Spinrad pushed the world's second-largest telescope to its limits and dashed—at least for the next few decades—any hopes of finding liquid water on Mars.
Cynthia Eller

Mark Simons, professor of geophysics at Caltech, along with graduate student Brent Minchew, recently logged over 40 hours of flight time mapping the surface of Iceland's glaciers.

Douglas Smith
If you ask Andy Ingersoll how Caltech has contributed to our understanding of the universe, he will tell you, "Caltech invented planetary science!" And since the field's origins just fifty years ago, Caltech has become one of the top centers of planetary science research in the world.
Jessica Stoller-Conrad

Although researchers have determined the ages of rocks from other planetary bodies, the actual experiments—like analyzing meteorites and moon rocks—have always been done on Earth.

Allison Benter
New research articles on the Mars Science Laboratory mission have recently been published.
Kathy Svitil
The first papers from the Mars Science Laboratory mission are now available online.
Douglas Smith
Bruce Churchill Murray, Caltech Professor of Planetary Science, Emeritus, and former head of NASA's Jet Propulsion Laboratory (JPL), succumbed to complications of Alzheimer's disease on August 29, 2013. He was 81.
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