The heart of a far-off star beats for its planet
Tuesday, February 14, 2017 - 21:01
in Astronomy & Space
For the first time, astronomers have observed a star pulsing in response to its orbiting planet. The star, which goes by the name HAT-P-2, is about 400 light years from Earth and is circled by a gas giant measuring eight times the mass of Jupiter -- one of the most massive exoplanets known today.