function registerTFGSpaceBlocks(event) {

	// TODO: replace these two with new blocks from tfg-core so they have a proper CanSurvive
	//event.create('tfg:lunar_warped_roots')
	//	.soundType('nether_sprouts')
	//	.hardness(0.2)
	//	.item(item => {
	//		item.modelJson({ parent: 'minecraft:item/warped_roots' })
	//	})
	//	.tagBlock('tfc:can_carve')
	//	.fullBlock(false)
	//	.defaultCutout()
	//	.model('tfg:block/lunar_warped_roots')
	//	.box(3, 0, 3, 12, 12, 12, true)
	//	.noCollision()
	//	.noDrops()

	event.create('tfg:lunar_sprouts')
		.soundType('nether_sprouts')
		.hardness(0.2)
		.item(item => {
			item.modelJson({ parent: 'minecraft:item/nether_sprouts' })
		})
		.tagBlock('tfc:can_carve')
		.fullBlock(false)
		.defaultCutout()
		.model('tfg:block/lunar_sprouts')
		.box(3, 0, 3, 12, 4, 12, true)
		.noCollision()
		.noDrops()

	event.create('tfg:rock/hardened_moon_stone')
		.stoneSoundType()
		.requiresTool(true)
		.item(item => {
			item.modelJson({ parent: 'ad_astra:item/moon_stone' })
		})
		.tagBlock('tfc:can_carve')
		.tagBoth('forge:stone')
		.tagBoth('tfc:rock/hardened')
		.tagBlock('minecraft:mineable/pickaxe')
		.mapColor('terracotta_cyan')
		.fullBlock(true)
		.opaque(true)

	event.create('tfg:rock/hardened_moon_deepslate')
		.stoneSoundType()
		.requiresTool(true)
		.item(item => {
			item.modelJson({ parent: 'ad_astra:item/moon_deepslate' })
		})
		.tagBlock('tfc:can_carve')
		.tagBoth('forge:stone')
		.tagBoth('tfc:rock/hardened')
		.tagBlock('minecraft:mineable/pickaxe')
		.mapColor('terracotta_blue')
		.fullBlock(true)
		.opaque(true)

	event.create('tfg:rock/hardened_mars_stone')
		.stoneSoundType()
		.requiresTool(true)
		.item(item => {
			item.modelJson({ parent: 'ad_astra:item/mars_stone' })
		})
		.tagBlock('tfc:can_carve')
		.tagBoth('forge:stone')
		.tagBoth('tfc:rock/hardened')
		.tagBlock('minecraft:mineable/pickaxe')
		.mapColor('terracotta_orange')
		.fullBlock(true)
		.opaque(true)

	event.create('tfg:rock/hardened_venus_stone')
		.stoneSoundType()
		.requiresTool(true)
		.item(item => {
			item.modelJson({ parent: 'ad_astra:item/venus_stone' })
		})
		.tagBlock('tfc:can_carve')
		.tagBoth('forge:stone')
		.tagBoth('tfc:rock/hardened')
		.tagBlock('minecraft:mineable/pickaxe')
		.mapColor('terracotta_yellow')
		.fullBlock(true)
		.opaque(true)

	event.create('tfg:rock/hardened_mercury_stone')
		.stoneSoundType()
		.requiresTool(true)
		.item(item => {
			item.modelJson({ parent: 'ad_astra:item/mercury_stone' })
		})
		.tagBlock('tfc:can_carve')
		.tagBoth('forge:stone')
		.tagBoth('tfc:rock/hardened')
		.tagBlock('minecraft:mineable/pickaxe')
		.mapColor('terracotta_purple')
		.fullBlock(true)
		.opaque(true)

	event.create('tfg:rock/hardened_glacio_stone')
		.stoneSoundType()
		.requiresTool(true)
		.item(item => {
			item.modelJson({ parent: 'ad_astra:item/glacio_stone' })
		})
		.tagBlock('tfc:can_carve')
		.tagBoth('forge:stone')
		.tagBoth('tfc:rock/hardened')
		.tagBlock('minecraft:mineable/pickaxe')
		.mapColor('terracotta_light_blue')
		.fullBlock(true)
		.opaque(true)

	event.create('tfg:loose/moon_stone', 'tfc:loose_rock')
		.stoneSoundType()
		.itemTexture('tfg:item/loose/moon_stone')
		.tagBlock('tfc:loose_rocks')
		.tagItem('tfc:any_knapping')
		.tagItem('tfc:rock_knapping')
		.tagItem('tfc:igneous_intrusive_rock')

	event.create('tfg:loose/moon_deepslate', 'tfc:loose_rock')
		.stoneSoundType()
		.itemTexture('tfg:item/loose/moon_deepslate')
		.tagBlock('tfc:loose_rocks')
		.tagItem('tfc:any_knapping')
		.tagItem('tfc:rock_knapping')
		.tagItem('tfc:igneous_intrusive_rock')

	event.create('tfg:loose/mars_stone', 'tfc:loose_rock')
		.stoneSoundType()
		.itemTexture('tfg:item/loose/mars_stone')
		.tagBlock('tfc:loose_rocks')
		.tagItem('tfc:any_knapping')
		.tagItem('tfc:rock_knapping')
		.tagItem('tfc:sedimentary_rock')

	event.create('tfg:loose/venus_stone', 'tfc:loose_rock')
		.stoneSoundType()
		.itemTexture('tfg:item/loose/venus_stone')
		.tagBlock('tfc:loose_rocks')
		.tagItem('tfc:any_knapping')
		.tagItem('tfc:rock_knapping')
		.tagItem('tfc:igneous_extrusive_rock')

	event.create('tfg:loose/mercury_stone', 'tfc:loose_rock')
		.stoneSoundType()
		.itemTexture('tfg:item/loose/mercury_stone')
		.tagBlock('tfc:loose_rocks')
		.tagItem('tfc:any_knapping')
		.tagItem('tfc:rock_knapping')
		.tagItem('tfc:igneous_intrusive_rock')

	event.create('tfg:loose/glacio_stone', 'tfc:loose_rock')
		.stoneSoundType()
		.itemTexture('tfg:item/loose/glacio_stone')
		.tagBlock('tfc:loose_rocks')
		.tagItem('tfc:any_knapping')
		.tagItem('tfc:rock_knapping')
		.tagItem('tfc:igneous_extrusive_rock')

	event.create('tfg:loose/permafrost', 'tfc:loose_rock')
		.stoneSoundType()
		.itemTexture('tfg:item/loose/permafrost')
		.tagBlock('tfc:loose_rocks')
		.tagItem('tfc:any_knapping')
		.tagItem('tfc:rock_knapping')
		.tagItem('tfc:metamorphic_rock')
}