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.
Types of Space Robots. Remotely operated vehicles (ROV) and remote manipulator system (RMS) are the two major types of space robots. A typical ROV can be a rover moving over the terrain upon landing, a lander operated from a stationary point and is in contact with an extraterrestrial plain or an unmanned spacecraft.