Colonization of the outer Solar System is subject to only 0.01 rem a day. When NASA carried out a study called "HOPE" (Revolutionary Concepts for Human Outer Planet Exploration) regarding the future exploration of the Solar System, the target chosen was Callisto. It might be possible to build a surface base that would produce fuel for further exploration of the Solar System. The Keck Observatory announced in 2006 that the binary Jupiter trojan 617 Patroclus, and possibly many other Jupiter trojans, are likely composed of water ice, with a layer of dust. This suggests that mining water and other volatiles in this region and transporting them
The War in Space third planet of the Yomi system in the Messier 13 nebula, 22,000 light years from our solar system. Takigawa then asks him why they want to take over Earth. Commander Hell tells him that their planet has died and that they need a new planet to live on. He then warns them that if they attack they will all die. The Gohten makes it to Venus and Miyoshi, Muroi and Jimmy use a small lander to find the alien spaceship. They find the enemy spaceship (later named the Daimakan) in a large cave with a force field around it. They