planetary geology

Video

Moonstruck on College Hill

Water on the moon? Brown researchers have been at the center of new discoveries about our nearest celestial neighbor. Meet the planetary geologists who are changing our thinking about the moon’s origins and evolution.
READ MORE November 13, 2009
 Brown geologists are spending three months in the rugged Dry Valleys (above) of Antarctica, a region of freeze-dried ridges
and slopes. To move camp, they need to call for a helicopter.
expeditions

Hunting climate clues in Antarctica

Brown geologists are braving subfreezing temperatures for three months to visit “the oldest ice on Earth.” Their goal? A better understanding of our planet’s climate history – and current conditions on Mars.

READ MORE November 12, 2009
A new moon:  Researchers have found water where no one expected it to be.

Moon water finding may refocus lunar research

Brown planetary geologists led by Carle Pieters have discovered evidence of water on the moon. The discovery, published in Science, came from data from the Moon Mineralogy Mapper (M3), a NASA instrument aboard the Indian spacecraft Chandrayaan-1.
READ MORE September 24, 2009
 Astronauts may next explore the moon in a Lunar Electric Rover (above) developed by NASA. About the size of
a pickup truck, it can house two astronauts for up to
14 days with sleeping and sanitary facilities.

‘When you think of the moon, you’ll think of Brown’

Brown geologists have been chosen by NASA to have a major role in putting humans back on the moon by 2020.
READ MORE January 21, 2009
 A diagram of the Nili Fossae Trough on Mars shows an area ripe for remote mineral analysis. The proposed rover landing site is an oval outline at center.

Brown team’s Mars site makes short list for 2009 NASA mission

At a Mars landing site selection workshop in California, scientists seeking evidence of past life on the red planet promoted seven potential sites for exploration. Professor Jack Mustard and his team made a strong case for the Nili Trough’s mineral riches.
READ MORE September 18, 2008
Lake of life?:  A color-enhanced image of the delta in Jezero crater, a past lake on
Mars. Researchers led by Brown graduate student Bethany Ehlmann report
that ancient rivers ferried clay-like minerals (shown in green) into
the lake, forming the delta. The clays then were trapped, meaning they
could store past life.

Brown researchers: Mars water transformed minerals, created clay deposits that may contain past life

New papers by planetary geologist John Mustard and graduate student Bethany Ehlmann show that water on ancient Mars was pervasive and worked hard.
READ MORE July 16, 2008
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