Hint: Flying through the asteroids:
Hint: Finding shields:
Hint: Game over music:
Hint: Restore energy:
Hold Down/Left or Down/Right and remain in those corners to pass through the asteroids with less damage.
Search the slug and wamprat caves on Tatooine to find shields.
The music at the game over screen is the same music from the first area of the Game Boy version of The Empire Strikes Back (Luke and the Probe).
Talk to Obi Wan after he joins the party to heal. Note: This may only be done a limited number of times.