Whitney Clavin
New observations of a young gas giant demonstrate the power of a ground-based method to search for signatures of life.
The Spitzer Space Telescope is celebrating 15 years of discoveries, including exoplanets, distant galaxies and even a new ring around Saturn.
A new study offers the best measurements yet of the densities of the TRAPPIST-1 planets.
Lori Dajose
A group of 10,000 citizen scientists from all over the world helped to identify signals from five planets orbiting a distant star.
Whitney Clavin
Scientists are investigating the nature of planetary-mass bodies that orbit stars, finding new clues to their origins.
Robert Perkins
Caltech's Konstantin Batygin has been named one of the 2017 Packard Fellows in Science and Engineering.
Astronomers hunting for new worlds have established a possible signpost for giant exoplanets.
New research from Elise Furlan of Caltech is helping to determine the true density of planets.
Whitney Clavin
In a new Caltech-led study, researchers have classified exoplanets in much the same way that biologists identify new animal species.
Whitney Clavin
Caltech space artists Robert Hurt and Tim Pyle help scientists imagine the exotic landscapes of other worlds.
Caltech postdoctoral scholar Siegfried Eggl modeled planets in double-star systems to find out if they could be habitable.
Subscribe to Caltech News tagged with "exoplanets"