Why is our Sun smiling? We think its because of all the planets it has, but it might just be coronal holes seen in ultraviolet light. (Regions where fast solar wind gushes into space.) We do know of another star with 8 planets, and that makes *us* smile: https://go.nasa.gov/3FQucZQ #NASAExoplanets https://nitter.net/NASAExoplanets/status/1588218886255583233#m