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