Published Oct 27, 2026 11:32 AM EDT The exoplanet TOI-561 b is fascinating to observe from 280 light-years away—but it’s not a place anyone would want to visit. Not only is it blanketed by an ocean of molten lava, but TOI-561 b is constantly bombarded by destructive radiation from its host star. The planet endures so much stellar energy that astronomers have long assumed its atmosphere evaporated eons ago.