NASA/ESA Hubble Space Telescope, Gemini North telescope and NASA Infrared Telescope Facility observations of Neptune and Uranus may have revealed why they differ in color.

Credit:
Directed by: Bethany Downer and Nico Bartmann
Editing: Nico Bartmann
Web and technical support: Enciso Systems
Written by: Bethany Downer
Music: Stan Dart - Organic Life
Footage and photos: ESA/Hubble, ESA, NASA, STScI