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.
It is separate from the launch vehicle that carries the spacecraft and the rover outside of Earth's atmosphere and gravity pull. Like NASA's twin Mars rovers that landed on the red planet in early 2004, the Mars Science Laboratory rover was tucked inside a tightly packaged cruise stage and aeroshell with a heat shield.