Collect 15 science samples.
Don't follow the footprints in a dangerous area.
Play the game for more than 10 hours.
Collect 10 science samples.
Something mysterious kills you.
Die every possible way on the planet.
Survive the game without dying.
Finish the game in under 4 hours.
Read 20 documents.
Catch on fire.
Solve a puzzle with the robotic arm.
Die from a hard fall.
Make a long and difficult jump with the jetpack.
Enable extended boost with the jetpack.
Spend 15 minutes in the town.