Earth + Space
Lauren Edgar (MS ’09, PhD ’13) Selected for NASA’s 2025 Astronaut Candidate Class
The geologist trained on Mars rover missions before helping plan the first crewed lunar landing for Artemis. Now she’s training for spaceflight herself.
Starman: A New Documentary About JPL’s Gentry Lee and the Search for Life Beyond Earth
A film about one of NASA’s most accomplished engineers is also a love letter to curiosity, ambiguity, and the planet we already have.
NASA’s Perseverance Completes First AI-Planned Drive on Mars
JPL team used generative AI to create waypoints for the rover, a task typically performed by human route planners
Caltech Alum Leads First-of-Its-Kind Ocean Carbon Experiment
Adam Subhas (PhD ’17) tests whether adding alkalinity to seawater can counteract acidification and capture atmospheric carbon
One Year Later, Fire Research Continues to Support the Community
Caltech researchers bring their tools and expertise to answer pressing questions in the aftermath of the 2025 fires.
Inside the Hunt for Habitability on an Icy Moon of Jupiter
Five hundred million miles from Earth, Samantha Trumbo, PhD (PhD ’21) searches for chemical clues to an alien ocean