Here is a brief summary of some of the commands you may use in SFE.

Main Commands
help	display a list of the most useful commands
go	end of turn, execute all outstanding commands and tasks
news	a summary of recently events
map [of <system>]	display a map of all systems or objects in the chosen one
report [on [civil] <system|civilid>]	display a resource report on the civilisation or system
<object type> list	supplies a list of object of this type e.g. army list
receipt [yes|no]	switches receipt mode for GALNET messages on or off
clist [class]	display list of objects of given class
checknet	displays all messages in GALNET