Robotically discovering Earth's nearest neighbors
Tuesday, April 28, 2015 - 15:50
in Astronomy & Space
A team of astronomers using ground-based telescopes in Hawaii, California, and Arizona recently discovered a planetary system orbiting a nearby star that is only 54 light-years away. All three planets orbit their star at a distance closer than Mercury orbits the sun, completing their orbits in just 5, 15, and 24 days.