operating system | Super Nintendo Entertainment System | Nintendo Entertainment System | Android (operating system) | Equatorial Guinea | Global Positioning System | Solar System | X Window System | Korean Broadcasting System | System of a Down | Domain Name System | Seoul Broadcasting System | North Carolina Community College System | Mutual Broadcasting System | Bulletin board system | system | Turner Broadcasting System | Program and System Information Protocol | Geographic information system | Bata, Equatorial Guinea | Ubuntu (operating system) | Tokyo Broadcasting System | Federal Reserve System | Youth system | Embedded system | solar system | Seigneurial system of New France | Interstate Highway System | Fedora (operating system) | Trans-Alaska Pipeline System |
A mouse can be used to change the viewing direction or to point at objects; the object under the mouse will be named in the lower-left corner of the screen, along with its horizontal and equatorial coordinates.