I'm a expert terraformer. I always thought terraforming planets, moons, and exoworlds would be pretty cool. Many say that Mars is the most possible to terraform. That's because it is one of the most earthlike planets in the solar system. Other terraformable worlds include Mercury, Venus, Jovian moons, and possibly Titan. All of the worlds too small to hold an atmosphere can be parraterraformed. Did you know that Neptune is possible to terraform? Well it is!. After blasting off all of its layers leaving the core. Uranus and Neptune both have rocky cores so they could be terraformed. The cores of Uranus and Neptune are slighly larger than the w