Unwrapping Uranus and its icy secrets: What NASA will learn from a mission to a wild world
Uranus, the seventh planet from the Sun, orbits in the outer solar system, about two billion miles (3.2 billion kilometers) from Earth. It is an enormous world – quadruple the diameter of Earth, with 15 times the mass and 63 times the volume. Unvisited by spacecraft for more than 35 years, Uranus in...