Tags: space, earth-size, kepler-f
Tags: space, picture, afternoon, earth-sized, flames, dancing, surface
Tags: space, earth-sized, exoplanets, orbiting, ultracool, dwarf, star, trappist-, located, light-years
Tags: space, kepler-f, earth-size, planet, habitable, zone
Tags: space, nasas, kepler, discovers, earth-size, planet, kepler-f, habitable, zone, star, artists, illustration