NASA may have just improved our potential for deep space exploration by inventing a new type of autonomous space navigation. Known as Station Explorer for X-Ray Timing and Navigation Technology, or ...

Students use their sextants to take a Sun shot at local noon. "How do these things work?" That was the question that kept coming up during Steven Branting's creative thinking and pre- engineering ...

Sextants use a series of mirrors and a sliding arm to help measure the angle between celestial bodies and the horizon. Those measurements, the precise time they were taken, nautical almanacs, and a ...

A new Digital Sextant has been engineered to provide back-up navigation in the event of failure or malicious adjustment of the GPS system, says manufacturer ScanjetPSM. The Digital Sextant provides a ...