An international team of astronomers from the United States and Chile has detected three giant planets in the HD 133131 system, a pair of stellar ‘twins’ that eclipse each other every 4,240 years. Artist’s concept of giant planets orbiting in double-star system. Image credit: NASA / JPL-Caltech / T. Pyle. HD 133131, also known as HIP 73674, is located approximately 163 light-years from Earth. This binary system was discovered in 1972 by University...
