• Arrows: Move around in steps of 10. Hold Shift to go a single light year, Ctrl to go 100.
  • AltR: Move cursor by random amount +/- 5 in either direction
  • +, -: Zoom
  • Z: Enter zoom level manually;
  • Space: Lock onto planet
  • Enter: Lock onto ship
  • Tab: Recenter map at current position
  • Backspace: Undo last Tab
  • C: (only on capable ships) toggle Chunnel mode. When enabled, only possible Chunnel targets can be selected, and PCC2 will set up a chunnel when you confirm this dialog.
  • L: List ships
  • digit M, CtrlM: Create canned marker. CtrlM creates a default marker, 1 M through 9 M create markers 1-9.
  • F5: Planet information
  • F10: Confirm

You can use Alt+letter to toggle starchart options, e.g. AltM to toggle display of minefields. See Starchart, section "Option Toggles" for details.

Reference

Keys:
A from ship screen or fleet screen