Enlarge / Surveying the atmospheres of planets beyond the solar system, such as those in the TRAPPIST-1 system (artist’s concept of four of the system’s seven planets shown), could turn up interesting molecules that might indicate life. But ruling out false positives will be a challenge. (credit: ADAPTED FROM NASA / JPL-CALTECH / R. HURT, T. PYLE (IPAC))
In June, astronomers reported a disappointing discovery: The James Webb Space Telescope failed to find a thick atmosphere around the rocky planet TRAPPIST-1 C, an exoplanet in one of the most tantalizing planetary systems in the search for alien life.
The finding follows similar news regarding neighboring planet TRAPPIST-1 B, another planet in the TRAPPIST-1 system….