The same observations also indicate LHS 1140b is a world of mostly solids and liquids, not an undersized gas giant. Artist's impression of LHS 1140b in the likely scenario where one side is all ice, while the side tidally locked to its star has a region of liquid ocean and cloud, which unfortunately looks like an eyeball (Earth for size comparison). Image Credit: B. Gougeon/Universite de Montreal Observations by the JWST have revealed exciting hints of an Earth-like atmosphere on a planet orbiting a relatively nearby star. The planet is likely to be cooler than Earth, but still warmer than...