Lovers in a Dangerous Spacetime

Play through a campaign without using any gems.

Use three different types of Yamato weapons in a boss fight.

Earn one of each type of ship badge.

Have 10 unused gems in your ship at one time.

Finish a level without taking damage.

Defeat Cetus while its head is underwater.

Rescue every captured friend.

Deliver the final blow to Orion using a solar flare.

Defeat Ursa Major without taking a punch.

Kill 20 enemies with security guns in a single level.

Remove all of King Cepheus's shields.

Make two Power-Metal missiles collide.

Have 20 cells at one time on the Metal-Beam shield.

Defeat King Cepheus.

Survive after being fully enveloped by a bomb trap.

Finish a level after removing all fog of war.

Fill up all gem slots in a fully upgraded ship.

Escape a white dwarf without shooting or ramming it.

Defeat Orion.

Finish a level without crossing paths with your partner.

Pirouette 15 times in a single level.

Beat any level with the help of your trusty space-pet.

Defeat Cetus.

Defeat Ursa Major.

Throw a gem into a station that is being used by another player.

Beat any level in two player mode.

Use every station in a single level.

Finish the tutorial.