In addition, future analyses might include more items on relationship quality to more fully. approach the construct of relationship happiness. 22 Also, with longitudinal data it is possible to examine. the association between parental relationship quality and child outcomes over time.
A rover (or sometimes planetary rover) is a space exploration vehicle designed to move across the surface of a planet or other celestial body. Some rovers have been designed to transport members of a human spaceflight crew; others have been partially or fully autonomous robots.
The Lunar Roving Vehicle (LRV) or lunar rover was a battery-powered four-wheeled rover used on the Moon in the last three missions of the American Apollo program (15, 16, and 17) during 1971 and 1972.It was popularly known as the moon buggy, a play on the phrase  dune buggy .he concept of a lunar rover predated Apollo, with a 1952â1954 series in Collier's Weekly magazine by Wernher von Braun and others,  Man Will Conquer Space Soon!  In this, von Braun described a six-week stay on the Moon, featuring 10-ton tractor trailers for moving supplies.