A new study from researchers at Caltech and JPL finds evidence of geologic activity on the dwarf planet Ceres.
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.
Kathy Svitil
A Caltech-led team of Mars Science Laboratory scientists has found that a surprisingly Earth-like martian rock offers new insight into the history of Mars's interior and suggests parts of the red planet may be more like our own than we ever knew.
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.
Douglas Smith
John Grotzinger, Caltech’s Fletcher Jones Professor of Geology and project scientist for Curiosity—JPL’s newest Mars rover, exploring the floor of Gale Crater—will describe its discoveries so far during a free public lecture on Wednesday, April 24.
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