Planets of the Hainish Cycle third planet of our solar system. Terrans are descendents of colonists from Hain. At some unspecified date, Terrans join the "League of All Worlds", which includes the Cetians and other peoples of Hainish descent. In "The Left Hand of Darkness", it is said that 'Hainish Normal' people were placed among Terra's own proto-hominid autochthones by the ancient Hainish 'colonizers'. After that initial contact with Hainish civilization Terra experiences two more cycles of isolation followed by the restoration of extraterrestrial contact and community with other worlds. The second period of contact with the interstellar Hainish community is the background for "The
Max Planck Institute for Solar System Research Max Planck Institute for Solar System Research The Max Planck Institute for Solar System Research (abbreviation: MPS; ) is a research institute in astronomy and astrophysics located in Göttingen, Germany, where it relocated in February 2014 from the nearby village of Lindau. The exploration of the solar system is the central theme for research done at this institute. MPS is a part of the Max Planck Society, which operates 80 research facilities in Germany. Over the last five years, members of the Institute have each year published about 270 articles in international journals and books and given 360 conference presentations.