Here is the full list of all 48 Habroxia achievements.
Die to the boss's self destruct sequence on Level 4.
Finish a level without firing any shots.
Reach the end of Level 6 or Level 12 without rescuing any Astronauts.
Kill 25 enemies with one Repeat Shot powerup use.
Kill 25 enemies with one Laser.
Kill 20 enemies with one Bomb use.
Score 60,000 or higher on Shield Maiden Mode.
Score 100,000 or higher on Rescue Mode.
Score 250,000 or higher on Invasion Mode.
Kill 1,000 enemies total with Rockets.
Score 45,000 or higher on Boss Rush Mode.
Score 90,000 or higher on Boss Rush Mode.
Score 30,000 or higher on Shield Maiden Mode.
Score 50,000 or higher on Rescue Mode.
Score 100,000 or higher on Invasion Mode.
Kill 50 enemies with Rockets in one level.
Complete Story Mode on hard difficulty.
Complete Level 14 on hard difficulty.
Complete Level 13 on hard difficulty.
Kill 5,000 total enemies.
Complete Level 12 on hard difficulty.
Rescue all Story Mode Astronauts.
Complete Level 11 on hard difficulty.
Complete Level 10 on hard difficulty.
Complete Level 9 on hard difficulty.
Complete Level 8 on hard difficulty.
Complete Level 7 on hard difficulty.
Complete Level 6 on hard difficulty.
Complete Level 5 on hard difficulty.
Complete Level 4 on hard difficulty.
Complete Level 3 on hard difficulty.
Complete Level 2 on hard difficulty.
Complete Level 1 on hard difficulty.
Complete Story Mode on normal difficulty.
Rescue half of all Story Mode Astronauts.
Kill 2,500 total enemies.
Complete Level 10 on normal difficulty.
Achieve a combo of 200.
Kill 1,000 total enemies.
Achieve a combo of 100.
Finish a level without taking damage.
Complete Level 5 on normal difficulty.
Finish a level without boosting.
Kill 500 enemies total with Bombs.
Kill 500 enemies total with Lasers.
Kill 100 enemies total with Shields.
Kill 250 enemy bullets with Shields.
Finish any level with a time bonus that is over 9,000 points.