Cool Stars May Pose a Powerful Threat to Exoplanetary Habitability
Recently, astronomers made a startling discovery: cool stars that are twice as powerful as previously thought can threaten the habitability of exoplanets. These stars, known as M-dwarfs, are the most common type of star in the Milky Way and have been found to emit strong ultraviolet radiation that could damage the atmospheres of nearby planets. This radiation could strip away vital gases and even render the planet uninhabitable. While the discovery of these powerful stars is a remarkable accomplishment, it is also a worrying one, as it indicates that many of the exoplanets that have been found orbiting M-dwarfs may not be as hospitable as once believed.
source: Phys.org