an artist's impression of two planets in the sky

Artist's Impression of Planet in the HD 131399 System Caption This artist's impression shows a view of the triple-star system HD 131399 from the giant planet orbiting in the system. The planet is HD 131399Ab and appears at the lower left of the picture. Credits Illustration: NASA and ESO/L. Calçada; Science: NASA, ESO, and K. Wagner (University of Arizona)