Hi,
when jumping to system 0:0, opening the system's sun and click the "cancel" button your position gets resetted to the active planet.
Example:
Jump to system:
http://prntscr.com/l6fd4vOpen the sun:
http://prntscr.com/l6fdckAnd click cancel:
http://prntscr.com/l6fdhsNow your position on the galaxy map is back to your active planet.