The original coordinates are X-56 Y-52, which takes the Excalibur to the Pewter Moon. When you have beaten the three planets (jungle, fire, and ice), you can travel to the Asteroid Belt where Mordred has built his portal, near X-11 Y-84.
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x83 y49
The coordinates are X 11, Y 82
you have to finish the puzzle then click on the door
Go to the throne room on the second floor of the castle.
What you do is when you go up into space you click on the coordinates and you follow tem
It is on the Fire Planet. The Fire Planet's coordinates are 83, 20.
The planet Poptropica has the same coordinates as the Pewter Moon : X-56 Y-52.
You do not get or use a bucket on Astro Knights Island.
There is no treasure chest on Astro Knights Island.
The coordinates are locations (destinations) that are entered on the dials in the saucer Excalibur. When you have a new spaceship, the coordinates are displayed in the screen to tell you where you are. (see related question)
at these coordinates X:73 Y:83