Europa 3D

3D visualisation of Europa terraformed
Rendered with openGLES 2.0.
Single-touch swipe to rotate around X and Y axes.
Double-touch roll to rotate around Z axis.
Pinch-in/pinch-out to zoom-in/zoom-out.
Atmospheric effect, cloud map, bump mapping, fixed light source.

[Wikipedia]
Terraforming(literally, "Earth-shaping") of a planet, moon, or other body is the hypothetical process of deliberately modifying its atmosphere, temperature, surface topography or ecology to be similar to the biosphere of Earth, in order to make it habitable by humans.