Talking Science
Uranus and Neptune – The Forgotten Ice Giants
27:09
The last time a spacecraft visited Uranus or Neptune, it was 1986 and 1989 respectively, and nobody has been back since. This episode explores why these two outer worlds get lumped in together as "ice giants" rather than gas giants, Uranus's bizarre sideways tilt, Neptune's discovery through pure mathematics before anyone had even seen it through a telescope, supersonic winds, oddly lopsided…