Uranus, the seventh planet from the Sun in our solar system, holds the distinction of being the coldest. It earns this title due to its lack of a substantial internal heat source and its unique axial tilt. Uranus rotates nearly on its side, with an axial tilt of approximately 98 degrees. This extreme tilt results in dramatic seasonal variations and exposes each pole to sunlight for extended periods. When one pole faces the Sun, it experiences constant daylight, while the other pole plunges into

The missions of our New Frontiers Program are already unlocking the secrets of asteroids, Jupiter and the far reaches beyond Pluto. 🛰 Today we'll unveil the next expedition of exploration. Watch the announcement on NASA Science Live at 4pm ET on this page or http://go.nasa.gov/31ROsEh | NASA Solar System Exploration