4.37 avg rating — 63,209 ratings

"The sci-fi epic which all other sci-fi epics are measured."

4.24 avg rating — 4,751 ratings

"An epic, surreal--almost psychedelic--science fantasy with heavy philosophy which doesn't weigh down the beautiful prose of the story."

4.14 avg rating — 181,096 ratings

"The perfect sci-fi allegory for the Vietnam War. Even crazy Oliver Stone would approve."

3.86 avg rating — 6,757 ratings

"Sprawling science fantasy series, woven in sequels & stand-alone novels."

3.86 avg rating — 7,726 ratings

"The beginnings of man vs. machine. Without this series, you would not have The Terminator or The Matrix."

4.42 avg rating — 108,922 ratings

"Aptly named series for it is the "foundation" for other sci-fi authors' works."