Balance:

Dwarf carrier speed increased from 2.6 to 3.0.
Dwarf bomber explosion time decreased from 3.4 to 3.2.
Now the Eclipse event and the Polar Night event cannot occur more often than once every 5 days (before debuffs).
Chance of double event was decreased on the higher difficulties.
Arachnor hp and Ice Warden hp was increased on the higher difficulties.

Cavernous planets are a little easier now:

Hatch block time between spawns was slightly increased on the higher difficulties.
Hatch block chance to spawn several cracks heavily reduced on the higher difficulties.
Monster Crack time to spawn slightly increased on the higher difficulties.
Lava Jet block now has maximum 3 jets instead of 4 on the Corebreaker difficulty.

Turrets balance:

Fury turret duration of the applied fire effect was increased from 2.4 to 7 seconds.
Fury turret reload time was increased from 4.4 to 5.3 seconds.
Poison turret duration of the applied poison effect was increased from 2.1 to 9 seconds.
Poison turret reload time was increased from 2 to 3.7 seconds.
Fireworks turret range was decreased from 1000 to 850.
Automatic turret damage multiplier for enemies with more than 65% HP increased from 3 to 3.5
Drone reload time for Drones Turrets M2 has been reduced from 5 to 4 (drones shoot more rapidly).
Mining turret now has 10 mines limit instead of 7.
Mining turret' mines damage increased from 40 to 60.
Mining turret' mines explosion radius increased from 220 to 250.
Mining turret reload time increased from 6 to 13.5.
Weakening Laser Turret effect duration increased from 3 to 3.5

Abilities balance:

Laser station damage increased from 10 to 13.
Rocket launcher(Active nighttime ability) rocket' damage increased from 30 to 35.
Turret expander now increases the firing range of turrets by 35% instead of 20%.