NASA’s James Webb Space Telescope has captured the distinct signature of water, along with evidence for clouds and haze, in the atmosphere surrounding a hot, puffy gas giant planet orbiting a distant sun-like star. Credit: NASA, ESA, CSA, STScI
Among the dazzling images from the James Webb Space Telescope released Tuesday was a squiggly line of spectral data that contained the tell-tale chemical fingerprint of water vapor and clouds in the atmosphere of a scorching hot planet circling a star 1,150 light-years from Earth.