Once the galaxy was ruled by the HeeChee, benevolent aliens with almost godlike powers. But five hundred thousand years ago they encountered an even more powerful race and to prevent their own estruction the Heechee fled to the relative safety of a black hole leaving behind only traces of their civilization.
Millennia 00000000passed and Mankind discovered the Heechee legacy -in particular an asteroid stocked with auto navigation space craft. In Gateway the improverished Robinettte Broadheaf won a lottery ticket to the asteroid, rode a Heechee ship into instellart space and returned to Earth a coscience-stricken millionaire. Then in Beyond the Blue Event Horizon. Broadhead financed and eventually led the expedition which unlocked many secrets of Heechee technology.
Now in Heechee Rendezvous, Robinette Broadhead is force once more tommake a perilious voyage into space--where the Heechee are waiting. And this time the future ofMan is a stake.