Optical instruments are sometimes mounted on an articulated, powered appendage for the spacecraft bus called a scan System, which points in commanded directions, permitting optical observations to become taken independently on the spacecraft's Frame of mind. This is the situation on Voyager and Galileo. Most more recent spacecraft are created https://keegantnefd.techionblog.com/28902045/rumored-buzz-on-top-tech-gifts-for-teens