by sagesgroup | Jan 12, 2023 | A1, ESA, exoplanets, James Webb Telescope, NASA, Planets, Science, Space Science, tess
Earth has a rocky twin orbiting a dim red star 41 light years away — but it may turn out to be a hot hellworld more like Venus. Exoplanet LH 475b has a radius about 99 percent the size of Earth’s, but that rocky radius is surrounded by either a choking atmosphere of...