X is 11
Y is 82 or 83 something around there...you can't miss it...the planet has silver stickes sticking out of it(:
if you mean the planet in the asteroid belt then it is X:11 Y:82
The key on the big asteroid in Astro Knights Poptropica is located in the lower right corner of the asteroid near the entrance to the base. You need to use the bridge to reach it, but be careful of the falling debris.
fly southeast
TO get into the asteroid castle you have to complete the puzzle on the door.
On poptropica, when you get to the asteroid belt, if you are looking for Mordreds little castle that holds the key, go to: X 12 and Y 80. There you will find the little asteroid Mordred is hiding on.
go to the middle of the asteroid belt and it's on a asteroid go down to it.
On Mordred's secret asteroid. The space cordinates are X-11, Y-83.
Becuase they can be.
go through the asteroidbelt until you find a large asteroid with a giant Crystal on it.
You can find it on the board with all the papers on it. The coordinate is 87,16
26
I'ts in center of the asteroid belt