"Uranus's magnetosphere is one of the strangest in the solar system," Paola Tiranti, a researcher at Northumbria University in the U.K., said in a statement. "It's tilted and offset from the planet's ...

Astronomers have puzzled for years over a strange pattern in the outer solar system. A surprising number of icy bodies far beyond Neptune resemble snowmen, made of two rounded lobes stuck together.