Astronomers discover new six-planet system

According to the experts, this orbital waltz repeats itself so precisely it can be readily set to music.

Astronomers have discovered a new six-planet system (Thibaut Roger/NCCR PlanetS/PA)

Astronomers have discovered a rare six-planet star system.

The planets orbit their central star in a rhythmic beat, a rare case of an “in sync” gravitational lockstep that could offer deep insight into planet formation and evolution, researchers say.