The coordinates for the Pewter Moon are on the missing journal page (X-56 Y-52). Once the fuel rod is replaced in the saucer Excalibur, you can enter these coordinates into the launch computer.
(see related question)
You do not get or use a bucket on Astro Knights Island.
There is no treasure chest on Astro Knights Island.
There are no bird eggs in astro knights island.
its on the island
How do you talk to the girl in the hay loft at astro knights island?
On every island you have to be the one to save whatever needs saving. That includes the kingdom in Astro Knights Island.
The missing page is under his bed at the museum, and gives the coordinates for the Pewter Moon. The rest is just the island storyline.
Once you have built a new spaceship on Astro Knights Island, it will park on top of the castle whenever you leave the island.
it is in the left
Astro Knights
With Mordred
on astro knights island