Rare planet circles just one of a pair of stars
Odd trio may help astronomers test ideas about planet formation
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/07/cc_Binary_Planet_Video.jpg?fit=860%2C460&ssl=1)
THREE’S A CROWD A frozen, rocky planet orbits one of a pair of faint red stars (center and right), roughly 3,300 light-years away, as seen in an artist’s illustration.
Cheongho Han, Chungbuk National University, Republic of Korea