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JPL News: NASA's Voyager 2 Probe Enters Interstellar Space
12/10/2018

JPL News: NASA's Voyager 2 Probe Enters Interstellar Space

The Voyager 2 probe has exited the heliosphere—the protective bubble of particles surrounding the sun.
illustration of locations of Voyager 1 and 2
JPL News: NASA InSight Lander Arrives on Martian Surface
11/26/2018

JPL News: NASA InSight Lander Arrives on Martian Surface

The Mars InSight lander successfully landed on the Red Planet on Nov. 26.
InSight team
Nailing It: Caltech Engineers Help Show That InSight Lander Probe Can Hammer Itself Into Martian Soil
11/21/2018

Nailing It: Caltech Engineers Help Show That InSight Lander Probe Can Hammer Itself Into Martian Soil

Robert Perkins
José Andrade's work on force transmission through granular materials has helped inform the recently launched mission to probe down into the soil of Mars.
InSight
New Study Raises Questions About Salts Near Seasonally Darkening Streaks on Mars
11/21/2018

New Study Raises Questions About Salts Near Seasonally Darkening Streaks on Mars

Robert Perkins
Scientists reviewing data from the Mars Reconnaissance Orbiter have found a data-processing artifact that, in small regions, makes it appear that certain minerals are present.
Dark streaks
JPL News: NASA Announces Landing Site for Mars 2020 Rover
11/19/2018

JPL News: NASA Announces Landing Site for Mars 2020 Rover

Mars 2020 will land at Jezero Crater, an impact basin that was once home to a river delta.
Jezero Crater
NASA Retires Kepler Space Telescope
10/30/2018

NASA Retires Kepler Space Telescope

NASA's planet-hunting Kepler space telescope has run out of fuel needed for further science operations.
Artwork of Kepler telescope in space
Model Describing Conditions Under Which Oxygenated Water Could Exist on Mars Challenges Traditional Beliefs About Planet's Habitability
10/22/2018

Model Describing Conditions Under Which Oxygenated Water Could Exist on Mars Challenges Traditional Beliefs About Planet's Habitability

Robert Perkins
New study explores how much oxygen could exist in water on Mars, and how that impacts potential habitability.
Mars
Making Climate Science Understandable for Everyone
10/22/2018

Making Climate Science Understandable for Everyone

Robert Perkins
Caltech graduate student Zach Erickson helped explain climate science to nonscientists at an event in San Francisco.
photo of Zach Erickson
ShakeAlert No Longer Just a Prototype
10/17/2018

ShakeAlert No Longer Just a Prototype

Robert Perkins
Scientists and government officials celebrate milestone in West Coast's earthquake early warning system.
Adam Schiff, Judy Chu, and Thomas Heaton
Faculty Join Caltech
10/10/2018

Faculty Join Caltech

Caltech welcomes 12 faculty members who will join the Institute's six divisions over the academic year, representing fields ranging from cosmochemistry and microeconomics to genome engineering and the philosophical underpinnings of quantum theory.
photo of Caltech's Throop Pond