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 times the size of Earth and over 22 light-years 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 one-tenth the distance between the Sun and Mercury. Standing