They are still changing, and it will last for the next two million years.
Pluto is the coldest planet
The two coldest planets are those furthest from the Sun, they are Uranus and Neptune
Neptune and Pluto are the two coldest planets!
The three coldest planets (average surface temperatures) are Saturn, Uranus and Neptune.
Neptune and Uranus are the two coldest 'planets'.
No, Neptune is the second coldest planet (Uranus is the coldest.) Mars is the coldest of the four inner planets.
Mercury has the coldest temperatures of all the inner planets. On average, Mars is the coldest inner planet.
Uranus and Neptune.
mercury
Neptune and Uranus
The inner planets are hotter because they are the closest to the sun the outer planets are the coldest because they are the farthest planets from the sun
Neptune. It depends on what is being compared: core of planets OR atmosphere of planets.