Walter Cunningham is one of the prominent astronauts in American history. Although he's already retired, he's currently the chairman of the<em> Texas Aerospace Commission.</em>So, this makes him a Texas scientific leader.
Together with Schirra and Don Eisele, Cunningham helped created the first-ever live television transmission from space. It was broadcast from Apollo 7 <em>(October 1968)</em>, which was an<u> eleven-day flight</u> towards moon.
Because they believed that everything they were put in a tomb with would end up with them in the afterlife, and the more elaborate their tomb, they would live a more luxurious life in the afterlife.