I posted the error part of the log above, but I'll post the whole log if you would like.
0 [main] INFO com.fs.starfarer.StarfarerLauncher - Starting Starsector 0.8a-RC19 launcher
1 [main] INFO com.fs.starfarer.StarfarerLauncher - Running in D:\Games\Starsector\starsector-core
1 [main] INFO com.fs.starfarer.StarfarerLauncher - OS: Windows 8 6.2
1 [main] INFO com.fs.starfarer.StarfarerLauncher - Java version: 1.7.0_45 (32-bit)
9 [main] INFO com.fs.starfarer.settings.StarfarerSettings - Loading settings
13 [main] INFO com.fs.starfarer.loading.LoadingUtils - Loading JSON from [ABSOLUTE_AND_CWD: null (data/config/settings.json)]
2193 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 320x240, 48Hz, 32bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 320x200, 48Hz, 16bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 320x240, 48Hz, 16bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 320x200, 48Hz, 32bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 400x300, 48Hz, 32bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 400x300, 48Hz, 16bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 512x384, 48Hz, 32bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 512x384, 48Hz, 16bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 640x480, 48Hz, 16bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 640x480, 48Hz, 32bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 640x400, 48Hz, 32bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 640x400, 48Hz, 16bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 800x600, 48Hz, 32bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 800x600, 48Hz, 16bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1024x768, 48Hz, 32bpp
2194 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1024x768, 48Hz, 16bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1152x864, 48Hz, 16bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1152x864, 48Hz, 32bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x720, 48Hz, 32bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x960, 48Hz, 32bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x960, 48Hz, 16bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x720, 48Hz, 16bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x768, 48Hz, 32bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x800, 48Hz, 16bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x800, 48Hz, 32bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x768, 48Hz, 16bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x600, 48Hz, 32bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x1024, 48Hz, 16bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x1024, 48Hz, 32bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1280x600, 48Hz, 16bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1360x768, 48Hz, 32bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1360x768, 48Hz, 16bpp
2195 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1366x768, 48Hz, 32bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1366x768, 48Hz, 16bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1400x1050, 48Hz, 32bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1400x1050, 48Hz, 16bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1440x900, 48Hz, 16bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1440x900, 48Hz, 32bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1600x1200, 48Hz, 16bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1600x1200, 48Hz, 32bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1600x900, 48Hz, 16bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1600x900, 48Hz, 32bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1680x1050, 48Hz, 32bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1680x1050, 48Hz, 16bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1792x1344, 48Hz, 32bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1792x1344, 48Hz, 16bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1856x1392, 48Hz, 16bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1856x1392, 48Hz, 32bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1920x1080, 48Hz, 16bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1920x1080, 48Hz, 32bpp
2196 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1920x1200, 48Hz, 16bpp
2197 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1920x1440, 48Hz, 16bpp
2197 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1920x1440, 48Hz, 32bpp
2197 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 1920x1200, 48Hz, 32bpp
2197 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 2048x1536, 48Hz, 32bpp
2197 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 2048x1536, 48Hz, 16bpp
2197 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 2048x1152, 48Hz, 16bpp
2197 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 2048x1152, 48Hz, 32bpp
2197 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 3840x2160, 48Hz, 16bpp
2197 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Found display mode: 3840x2160, 48Hz, 32bpp
2197 [main] INFO com.fs.starfarer.launcher.opengl.GLLauncher - Assuming native monitor resolution is 3840x2160
4465 [Thread-2] INFO com.fs.graphics.L - Using refresh rate:48
4677 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/ui/launcher_bg.jpg (using cast)
4691 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/ui/launch_button_bg.png (using cast)
4695 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/ui/play_button0.png (using cast)
4698 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/ui/play_button1.png (using cast)
4701 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/ui/buttons/toggleA20x_on.png (using cast)
4703 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/ui/buttons/toggleA20x_off.png (using cast)
4706 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/ui/buttons/arrow_down.png (using cast)
4708 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/fx/scanline11.png (using cast)
4719 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/fonts/orbitron24aabold_0.png (using cast)
4735 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/fonts/orbitron20aa_0.png (using cast)
4748 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/fonts/insignia15LTaa_0.png (using cast)
4756 [Thread-2] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/fonts/orbitron12_0.png (using cast)
14951 [Thread-4] INFO com.fs.starfarer.StarfarerLauncher - Running vanilla game with no mods.
14952 [Thread-4] INFO com.fs.starfarer.settings.StarfarerSettings - Loading settings
14952 [Thread-4] INFO com.fs.starfarer.loading.LoadingUtils - Loading JSON from [ABSOLUTE_AND_CWD: null (data/config/settings.json)]
17195 [Thread-4] INFO com.fs.graphics.L - Using refresh rate:48
17281 [Thread-4] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/particleline32ln.png (using cast)
17286 [Thread-4] INFO com.fs.graphics.TextureLoader - Cleaned buffer for texture graphics/particleline32sq.png (using cast)
17297 [Thread-4] ERROR com.fs.starfarer.combat.CombatMain - java.lang.NullPointerException
java.lang.NullPointerException
at com.fs.starfarer.campaign.accidents.A.super(Unknown Source)
at com.fs.starfarer.combat.CombatMain.main(Unknown Source)
at com.fs.starfarer.StarfarerLauncher$1.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)