New Nuclear Power Plant level!
New unlockable character: The Scientist
Rescuees now join you in your main ship, what will they have to say?
Rescuees will now come back to help you fight on later levels
New electric grenades
New Weed sprayer gun
New Starwing gun
Many new endings
Many new enemies, including new ammo draining type.
Win streak leaderboards fixed
Added DPS, ammo, range, reload time info for all guns in Info UI
Upgraded planetary exploration map effects
Many other bug fixes and tweaks
New Nuclear Planet and New Scientist Character
Source: Steam Community (opens in a new tab)