Which planet has the tallest mountain?
Correct answer: Mars
Flutterby
since when is Ceres a planet in our solar system and Pluto lost that status some years ago
Player #2342698
thats hard to even fathom!! guessed right though!!
Jecca
how can this be correctly answered, when we haven't even had any exploration on at least four of these planets Milky Way?
Aradlaw
Those planets are not to scale.
RAM
Player #2342698, I am definitely not going fathom it,. I am just going to believe it.