Spaceships could use blinking dead stars to chart their way
Like GPS satellites, pulsars could help ships pinpoint their place in space
![illustration of SEXTANT](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/01/101218_EC_pulsar-nav_main.jpg?fit=861%2C460&ssl=1)
SPACE PLACE NASA’s SEXTANT experiment demonstrated a stellar version of GPS, finding the experiment’s location with an apparatus consisting of 52 X-ray telescopes (illustrated) on the International Space Station.
NASA's Goddard Space Flight Center