Get the Faster Blaster

Find R2-D2 in the Sandcrawler.

Meet Obi-Wan Kenobi and use the Light Saber.

Find Han Solo in the Cantina.

Enter Docking Bay 94.

Enter the Millennium Falcon.

Enter the Death Star.

Get through Hallway 1 and enter the Tractor Beam Room.

Destroy the Tractor Beam.

Destroy the Tractor Beam without getting hit.

Enter the Computer Room.

Rescue Princess Leia in Hallway 2.

Get through Hallway 2.

Escape the Blue Area.

Survive in the Trash Compactor for 30 seconds.

Escape the Trash Compactor.

Get through the final section of Death Star

Complete the Millenium Falcon Gunner stage.

Complete the X-Wing Fighter stage.

Complete the game.

Find the Shield Part in the Green Cave.

Find the Shield Parts in the Purple Cave.

Find the Shield Part in the Orange Cave.

Find the Shield Part in the Green Cave.

Find the two Shield Parts in Hangar 94.

Get eight Shield parts.

Get an extra life in the Sandcrawler.

Get the hidden extra life in the purple cave.

Get the two hidden extra lives in Obiwan's cave.

Get the extra life in Hallway 1.

Get the extra life in Hallway 2.

Get the extra life in the last part of Death Star.

Get seven lives (you can't have more).

Get 50% of final completion.

Get 75% of final completion.

Complete the game with 100% completion.