Mudstone for silt (63 μm). On December 13, 2016, NASA reported further evidence supporting habitability on the planet Mars as the "Curiosity" rover climbed higher, studying younger layers, on Mount Sharp. Also reported, the very soluble element boron was detected for the first time on Mars. In June 2018, NASA reported that "Curiosity" had detected kerogen and other complex organic compounds from mudstone rocks approximately 3.5 billion years old. Mudstone Mudstone, a type of mudrock, is a fine-grained sedimentary rock whose original constituents were clays or muds. Grain size is up to with individual grains too small to be distinguished without
Mission: Earth, Voyage to the Home Planet and Jones later produced another collaborative work, "Scholastic Encyclopedia of the United States at War", which was published in 1998. Jones wrote another book about his experiences in space, "Sky Walking: An Astronaut's Memoir", which was published in 2006. In "Mission: Earth, Voyage to the Home Planet", astronaut Thomas David Jones recounts his experiences studying the Earth during his first mission with the United States space agency NASA. Jones' space mission lasted eleven days. Jones was a member of the crew of the Space Shuttle "Endeavour", which left Earth in April 1994. The mission was intended to provide the Space