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.

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