Гулял по ОБЫЧНОМУ миру, и тадам - краш. Перезахожу - снова краш. И так вcегда на конкретных чанках).
Kcauldron. 1.7.10.
Galaxy Space 1.0.9. Galacticraft версии из вашей ссылки вк.

`---- Minecraft Crash Report ----
// This is a token for 1 free hug. Redeem at your nearest Mojangsta: [HUG]

Time: 20.06.16 16:42
Description: Unexpected error

java.lang.ArrayIndexOutOfBoundsException: 1
at galaxyspace.BarnardsSystem.planets.barnardaC.blocks.BarnardaCBlockPlanks.func_149691_a(BarnardaCBlockPlanks.java:82)
at net.minecraft.block.Block.func_149673_e(Block.java:556)
at net.minecraft.client.renderer.RenderBlocks.func_147793_a(RenderBlocks.java:9361)
at net.minecraft.client.renderer.RenderBlocks.func_147751_a(RenderBlocks.java:5061)
at net.minecraft.client.renderer.RenderBlocks.func_147784_q(RenderBlocks.java:4712)
at net.minecraft.client.renderer.RenderBlocks.func_147805_b(RenderBlocks.java:307)
at net.minecraft.client.renderer.WorldRenderer.func_147892_a(WorldRenderer.java:320)
at net.minecraft.client.renderer.RenderGlobal.func_72716_a(RenderGlobal.java:2232)
at net.minecraft.client.renderer.EntityRenderer.func_78471_a(EntityRenderer.java:1514)
at net.minecraft.client.renderer.EntityRenderer.func_78480_b(EntityRenderer.java:1305)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1001)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:898)
at net.minecraft.client.main.Main.main(SourceFile:148)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at D.W.run(D/W)
at java.lang.Thread.run(Unknown Source)

A detailed walkthrough of the error, its code path and all known details is as follows:

-- Head --
Stacktrace:
at galaxyspace.BarnardsSystem.planets.barnardaC.blocks.BarnardaCBlockPlanks.func_149691_a(BarnardaCBlockPlanks.java:82)
at net.minecraft.block.Block.func_149673_e(Block.java:556)
at net.minecraft.client.renderer.RenderBlocks.func_147793_a(RenderBlocks.java:9361)
at net.minecraft.client.renderer.RenderBlocks.func_147751_a(RenderBlocks.java:5061)
at net.minecraft.client.renderer.RenderBlocks.func_147784_q(RenderBlocks.java:4712)
at net.minecraft.client.renderer.RenderBlocks.func_147805_b(RenderBlocks.java:307)
at net.minecraft.client.renderer.WorldRenderer.func_147892_a(WorldRenderer.java:320)
at net.minecraft.client.renderer.RenderGlobal.func_72716_a(RenderGlobal.java:2232)
at net.minecraft.client.renderer.EntityRenderer.func_78471_a(EntityRenderer.java:1514)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [GCEntityClientPlayerMP['nanorus'/503784, l='MpServer', x=-499,63, y=84,62, z=1400,81]]
Chunk stats: MultiplayerChunkCache: 49, 49
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (-84,77,567), Chunk: (at 12,4,7 in -6,35; contains blocks -96,0,560 to -81,255,575), Region: (-1,1; contains chunks -32,32 to -1,63, blocks -512,0,512 to -1,255,1023)
Level time: 121173607 game time, 541397 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: false
Forced entities: 6 total; [GCEntityClientPlayerMP['nanorus'/503784, l='MpServer', x=-499,63, y=84,62, z=1400,81], EntitySlime['Слизень'/505295, l='MpServer', x=-456,67, y=68,00, z=1362,26], EntityScarecrow['Пугало'/503789, l='MpServer', x=-458,13, y=80,00, z=1434,56], EntityPig['Свинья'/503788, l='MpServer', x=-454,31, y=42,00, z=1416,44], EntityTier1Rocket['Ракета 1-го уровня'/503787, l='MpServer', x=-468,50, y=94,90, z=1435,50], EntityMooshroom['Мууухомор'/503786, l='MpServer', x=-477,34, y=86,00, z=1432,47]]
Retry entities: 0 total; []
Server brand: kcauldron,cauldron,craftbukkit,mcpc,fml,forge
Server type: Non-integrated multiplayer server
Stacktrace:
at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:373)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2444)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:927)
at net.minecraft.client.main.Main.main(SourceFile:148)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at D.W.run(D/W)
at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_92, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 205970688 bytes (196 MB) / 677904384 bytes (646 MB) up to 954728448 bytes (910 MB)
JVM Flags: 2 total; -Xmx1024m -XX:MaxPermSize=128m
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 15, tallocated: 95
FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1614 Optifine OptiFine_1.7.10_HD_U_C1 56 mods loaded, 56 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCHIJA mcp{9.05} Minecraft Coder Pack
UCHIJA FML{7.10.99.99} Forge Mod Loader
UCHIJA Forge{10.13.4.1614} Minecraft Forge
UCHIJA appliedenergistics2-core{rv2-stable-10} AppliedEnergistics2 Core
UCHIJA CodeChickenCore{1.0.7.47} CodeChicken Core
UCHIJA Micdoodlecore{} Micdoodle8 Core
UCHIJA NotEnoughItems{1.0.5.118} Not Enough Items
UCHIJA optifinerus{1.0} rusOptifine
UCHIJA ChocoPatcher{1.2} Choco Patcher
UCHIJA {000} CoFH ASM
UCHIJA bspkrsCore{6.16} bspkrsCore
UCHIJA IC2{2.2.820-experimental} IndustrialCraft 2
UCHIJA AdvancedSolarPanel{1.7.10-3.5.1} Advanced Solar Panels
UCHIJA appliedenergistics2{rv2-stable-10} Applied Energistics 2
UCHIJA ArmorStatusHUD{1.28} ArmorStatusHUD
UCHIJA CoFHCore{1.7.10R3.1.2} CoFH Core
UCHIJA BuildCraft|Core{7.1.16} BuildCraft
UCHIJA BuildCraft|Builders{7.1.16} BC Builders
UCHIJA BuildCraft|Transport{7.1.16} BC Transport
UCHIJA BuildCraft|Energy{7.1.16} BC Energy
UCHIJA BuildCraft|Silicon{7.1.16} BC Silicon
UCHIJA BuildCraft|Robotics{7.1.16} BC Robotics
UCHIJA BuildCraft|Factory{7.1.16} BC Factory
UCHIJA ExtrabiomesXL{3.16.4} ExtrabiomesXL
UCHIJA Forestry{4.2.2.50} Forestry for Minecraft
UCHIJA Baubles{1.0.1.10} Baubles
UCHIJA ThermalFoundation{1.7.10R1.2.3} Thermal Foundation
UCHIJA ThermalExpansion{1.7.10R4.1.2} Thermal Expansion
UCHIJA BuildCraft|Compat{7.1.1} BuildCraft Compat
UCHIJA CarpentersBlocks{3.3.5} Carpenter's Blocks
UCHIJA endercore{1.7.10-0.0.1.13_alpha} EnderCore
UCHIJA GalacticraftCore{3.0.12} Galacticraft Core
UCHIJA GalacticraftMars{3.0.12} Galacticraft Planets
UCHIJA GalaxySpace{1.0.9} [GalaxySpace](GalaxySpace-1.0.9 STABLE.jar)
UCHIJA GraviSuite{1.7.10-2.0.3} Graviation Suite
UCHIJA inventorytweaks{1.59-dev-152-cf6e263} Inventory Tweaks
UCHIJA IronChest{6.0.60.741} Iron Chest
UCHIJA MineTweaker3{3.0.10} MineTweaker 3
UCHIJA cfm{3.4.7} �9MrCrayfish's Furniture Mod
UCHIJA NEIAddons{1.12.14.40} NEI Addons
UCHIJA NEIAddons|Developer{1.12.14.40} NEI Addons: Developer Tools
UCHIJA NEIAddons|AppEng{1.12.14.40} NEI Addons: Applied Energistics 2
UCHIJA NEIAddons|Botany{1.12.14.40} NEI Addons: Botany
UCHIJA NEIAddons|Forestry{1.12.14.40} NEI Addons: Forestry
UCHIJA NEIAddons|CraftingTables{1.12.14.40} NEI Addons: Crafting Tables
UCHIJA NEIAddons|ExNihilo{1.12.14.40} NEI Addons: Ex Nihilo
UCHIJA neiintegration{1.1.2} NEI Integration
UCHIJA Treecapitator{1.7.10} Treecapitator
UCHIJA Waila{1.5.10} Waila
UCHIJA WailaHarvestability{1.1.2} Waila Harvestability
UCHIJA wailaplugins{MC1.7.10-0.2.0-23} WAILA Plugins
UCHIJA WaslieCore{1.1} WaslieCore
UCHIJA wawla{1.3.3} What Are We Looking At
UCHIJA worldedit{6.1.1-SNAPSHOT} WorldEdit
UCHIJA worldedit-cui{1.0} WorldEdit Client User Interface
UCHIJA MouseTweaks{2.4.4} Mouse Tweaks
AE2 Version: stable rv2-stable-10 for Forge 10.13.2.1291
CoFHCore: -[1.7.10]3.1.2-325
ThermalFoundation: -[1.7.10]1.2.3-112
ThermalExpansion: -[1.7.10]4.1.2-240
Forestry : Warning: You have mods that change the behavior of Minecraft, ForgeModLoader, and/or Minecraft Forge to your client:
Optifine
These may have caused this error, and may not be supported. Try reproducing the crash WITHOUT these mods, and report it then.
AE2 Integration: IC2:ON, RotaryCraft:OFF, RC:OFF, BC:ON, RF:ON, RFItem:ON, MFR:OFF, DSU:ON, FZ:OFF, FMP:OFF, RB:OFF, CLApi:OFF, Waila:ON, InvTweaks:ON, NEI:ON, CraftGuide:OFF, Mekanism:OFF, ImmibisMicroblocks:OFF, BetterStorage:OFF
Launched Version: 1.7.10
LWJGL: 2.9.3
OpenGL: AMD Radeon R7 200 Series GL version 4.5.13431 Compatibility Profile Context 16.150.2211.0, ATI Technologies Inc.
GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: [WorldMario_1.zip]
Current Language: Русский (Россия)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Anisotropic Filtering: Off (1)`

И постоянно так?

Каждые минут 15-30 у каждого игрока.

Пока попробуйте отключить систему Барнарды в конфиге.
Я проверю у себя.

Отключаю. В случае следующего краша - отпишусь.