This scientist was the first to note that Mars's polar caps have seasonal changes, leading this man to propose that they are 
This scientist was the first to note that Mars's polar caps have seasonal changes, leading this man to propose that they are made of water. He was the first to realize that double stars actually contained two gravitationally bound stars, leading to him coining the term binary star. This man also coined the word asteroid. He discovered Enceladus and Mimas, as well as infrared radiation. This scientist discovered the moon (*) Oberon, as well as the object it orbits. For 10 points, name this discoverer of Uranus.
This scientist was the first to note that Mars's polar caps have seasonal changes, leading this man to propose that they are made of water.
Sir Friedrich Wilhelm {Herschel}