Three Red Suns in the Sky

A team of astronomers have spotted a nearby rocky planet with three red suns and they think it could have an atmosphere. LTT1445Ab is roughly 1. 38 times the size of Earth and over 22 lightyears away. The stars in the system are M dwarfs that whirl around each other in a complex dance. That makes LTT 1445Ab the second closest known transiting exoplanet to Earth, and the closest one orbiting an M dwarf. The rocky planet orbits its star at just onetenth the distance between the Sun and Mercury. Standing