Earth-Sized Worlds Might Circle Billions of Red Dwarf Stars –“But are They Really As Friendly to Life as They Seem?”

    Cool dwarf stars are hot targets for exoplanet hunting right now. The discoveries of planets in the habitable zones of the TRAPPIST-1 and LHS 1140 systems, for example, suggest that Earth-sized worlds might circle billions of red dwarf stars, the most common type of star in our galaxy. But, like our own sun, … Continue reading Earth-Sized Worlds Might Circle Billions of Red Dwarf Stars –“But are They Really As Friendly to Life as They Seem?”