It isn't a Sword in the Stone, it is a Golden Key in a crystal (on the secret asteroid at X-11 Y-84). But you still pull it out to reach the portal to the distant galaxy, where the Princess is being held.
Defeat all three planets and bring the three space knights with you, or you cannot pull the key from the crystal.
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.
Once you have built a new spaceship on Astro Knights Island, it will park on top of the castle whenever you leave the island.
on astro knights island
With Mordred
it is in the left
Astro Knights
It is on tp of the castle roof in astro knight island