QUOTE(Goldenknight)
It is impossible to mix tilesets
No its not. mods can
ADD:
Wait, if you mean the pitch black tile-Null- then yes, you can put "space"(Null is what its called) on jungle. You need Starforge of Scmdraft. Both can be downloaded in the Downloads database under mapping.
DLDB(Downloads Database)>Files>StarEdit Editors>