Windows Build
For Windows, just download spheretest_release.zip, it already contains the demo world, the night sky mod, the satellite mod and the torches mod as well as minetest_game and mesecons. You can enable / disable the torches mod and the night sky mod in the "configure" menu.
Satellite Mod
The satellite mod demonstrated in my video on the spherical planet. Please adapt
PLANET_RADIUS = 2 * 16
in init.lua to your setting in minetest.conf * 16.
Get a satellite into your inventory using the command
/giveme satellite:satellite
Throw satellites using your left mouse button.
Night sky mod
The night sky mod is based on the one by moontest.
Demo World
Please join this world in singleplayer with the Mesecons mod and satellite mod installed. This is the world you can also see in my YouTube videos.
For the demo world, please also install the torches mod by BlockMen.