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ZTF Finds Closest Known Asteroid to Fly By Earth
08/18/2020

ZTF Finds Closest Known Asteroid to Fly By Earth

Whitney Clavin
Sky-scanning instrument at Palomar Observatory catches asteroid that flew 1,830 miles above Earth.
Asteroid 2020 QG appears as a streak.
Titan is Migrating Away from Saturn 100 Times Faster than Previously Predicted
06/08/2020

Titan is Migrating Away from Saturn 100 Times Faster than Previously Predicted

Lori Dajose
Saturn's moon Titan is migrating away from the giant planet at a rate 100 times faster than previous theories predicted
Artwork of Saturn, Titan, and the Cassini spacecraft.
Decade of Discovery
12/19/2019

Decade of Discovery

As December winds down, we mark not just the end of another year of discovery at Caltech but the conclusion of a decade of remarkable accomplishments and research breakthroughs.
collage image for decade in review story
Stewart and Lynda Resnick Pledge $750 Million to Caltech to Support Environmental Sustainability Research
09/26/2019

Stewart and Lynda Resnick Pledge $750 Million to Caltech to Support Environmental Sustainability Research

Kathy Svitil
Commitment will bring together experts across campus, and provide shared facilities with unparalleled instrumentation, to advance bold new solutions to energy and sustainability challenges
Lynda Resnick, Caltech President Thomas F. Rosenbaum, and Stewart Resnick
Voyager 2 Enters Interstellar Space
12/10/2018

Voyager 2 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
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
How the Seeds of Planets Take Shape
10/10/2018

How the Seeds of Planets Take Shape

Whitney Clavin
A new class of dust and gas instabilities helps explain planet formation and other phenomena on Earth and in space.
image
"City of Astronomy" to Hosts Space Experts
07/11/2018

"City of Astronomy" to Hosts Space Experts

Whitney Clavin
Pasadena will be hopping with space events the week of July 14-22.
Collage of space images
Three Caltech Faculty Members Win Sloan Fellowships
02/15/2018

Three Caltech Faculty Members Win Sloan Fellowships

Whitney Clavin
Three members of the Caltech faculty are among this year's Sloan Research Fellows.
Sloan Foundation Fellows
New Spin to Solving Astronomy Mystery
12/04/2017

New Spin to Solving Astronomy Mystery

Whitney Clavin
Scientists are investigating the nature of planetary-mass bodies that orbit stars, finding new clues to their origins.
Artist's concept of brown dwarf