Here is the full list of all 62 Beat Hazard 2 achievements.
Own a ship made by Cra$y Thief
Complete a 4+ minute track on Zen difficulty
Own a ship made by Brute Inc
Score over 1,000,000 playing Split Frequencies
Own a ship made by War Bringer Cartel
Score over 1,000,000 playing Cosmic Voyage
Score over 1,000,000 playing Disturbance
Own a ship made by Blazer Labs
Score over 1,000,000 playing Beyond Imagination
Win a daily/lightning challenge
Play for 5 (non Steam) Hours
Own a ship made by General Industries
Blast 1,000,000 Kilotons of Bosses
Successfully Complete 20 Tracks
Own a ship made by Mosquito Systems
Place top 10 in a daily/lightning challenge
Score over 1,000,000 playing Signal Disruption
Play for 4 (non Steam) Hours
Reach Wave 30 in Boss Rush
Complete 10 Shadow Mission
Blast 500,000 Kilotons of Bosses
Take Out a 15,000 Kiloton Boss
Reach Wave 20 in Boss Rush
Blast 200,000 Kilotons of Bosses
Reach Wave 10 in Boss Rush
Take Out a 10,000 Kiloton Boss
Complete all Shadow Missions for a Ship
Blast 100,000 Kilotons of Bosses
Complete 5 Shadow Mission
Take Out a 5,000 Kiloton Boss
Take Out a 500 Kiloton Boss
Play for 3 (non Steam) Hours
Successfully Complete 5 Tracks
Score over 1,000,000 playing the Beat Hazard 2 theme
Score over 1,000,000 playing Game Up
Level Up
Level Up to Officer 3rd Class
Level Up to Captain
Level Up to Elite Rank
Play for 1 (non Steam) Hour
Play for 2 (non Steam) Hours
Own a ship made by Scorched Earth
Complete 1 Shadow Mission
Successfully Complete a Track
Successfully Complete 50 Tracks
Successfully Complete 75 Tracks
Successfully Complete 100 Tracks
Place top 10 in a daily/lightning challenge 5 times
Place top 10 in a daily/lightning challenge 10 times
Complete 5 tracks using a Brute Inc ship
Complete 5 tracks using a Mosquito Systems ship
Complete 5 tracks using a Cra$y Thief ship
Complete 5 tracks using a Scorched Earth ship
Complete 5 tracks using a General Industries ship
Complete 5 tracks using a Blazer Labs ship
Complete 5 tracks using a War Bringer Cartel ship
Complete 25 Shadow Mission
Complete 50 Shadow Mission
Complete all Shadow Missions for the Built in Ships
Complete all Shadow Missions for 5 Ships
Complete all Shadow Missions for 10 Ships
Complete all Shadow Missions for 20 Ships