The largest moon within our photo voltaic method could possibly have various levels of rock, h2o and exotic high-pressure ices. Interactions among rock and h2o are elementary to microbial variety on the planet. Certainly one of only two Martian moons, Phobos is described as not more than a little rock. https://bestmoons49371.activoblog.com/38321542/little-known-facts-about-bestmoons