Read all the letters, cards and emails.
Find all the musical interludes.
Find the tinned peaches.
Reach the end of the Starmap stargazing scene.
Find all the photos of Sunita and Dylan.
Reach the end of the game.
Reach the end of the 1970s Flashback scene.
Find all the pages of the sheet music.
Reach the end of the Telescope stargazing scene.
Reach the end of the Teacup stargazing scene.