The Last Sideran

1. 
   Armed & Dangerous

   Pick up the gun and enter spartan mode.
   70%
2. 
   First Star Essence

   Collect your first star essence.
   80%
3. 
   Asteroid Survivor

   Finish the opening asteroid field without taking a hit.
   80%
4. 
   Star Essence Hoarder

   Collect 1,000 lifetime star essence.
   20%
5. 
   Sector Five

   Reach stage 5 in a single run.
   20%
6. 
   Star Essence Baron

   Collect 5,000 lifetime star essence.
   20%
7. 
   Star Essence Sovereign

   Collect 15,000 lifetime star essence.
   20%
8. 
   Deep Space

   Reach stage 10 in a single run.
   0.0%
9. 
   High Scorer

   Score 10,000 points in a single run.
   0.0%
10. 
    Boss Survivor

    Defeat Green Eyes boss.
    20%
11. 
    Spike Breaker

    Defeat the Spike boss.
    20%
12. 
    New Wings

    Unlock your first ship.
    20%
13. 
    Desert Raider

    Unlock the Desert Raider.
    10%
14. 
    Pirate Corsair

    Unlock the Pirate Corsair.
    10%
15. 
    Volcanic Warship

    Unlock the Volcanic Warship.
    10%
16. 
    Cybernetic Runner

    Unlock the Cybernetic Runner.
    10%
17. 
    Celestial Dragon

    Unlock the Celestial Dragon.
    10%
18. 
    Bank Shot

    Kill an enemy with a ricochet off a big asteroid.
    40%
19. 
    Meteor Breaker

    Destroy a big meteor with the Dragon Beam.
    20%
20. 
    Whale Slayer

    Destroy the colossal whale with the Dragon Beam.
    0.0%
21. 
    Eye of the Dragon

    Clear the boss eye swarm as Celestial Dragon.
    20%

Names, descriptions and icons are the game’s own, as Steam publishes them; the share is how many owners have unlocked each, from Steam's global figures for 21 of them.