A gas giant in the distance. There appears to be a lone chunks of rock spread about in the almost concerningly thick atmosphere. Vesta is the gas world, and all about gases. There are quite a few ways to play the mod: Complex Mode, which is the original recipe chain prior to the overhaul, and platform mode, which removes the rock formations and places you on a lone platform.
Mods introducing new content into the game.
New places to build more factories.
Augmented or new ways of transporting materials - belts, inserters, pipes!
Map generation and terrain modification.
Things related to oil and other fluids.
Related to roboports and logistic robots.
Furnaces, assembling machines, production chains.