The Foundation Trilogy – Issac Asimov (I)

Star Hatchling – Margaret Bechard (B)

The Martian Chronicles – Ray Bradbury (I)

Foundation's Triumph (Second Foundation Trilogy) – David Brin (I)

Startide Rising – David Brin (I) [and sequels Sundiver & The Uplift War]

Ender's Game – Orson Scott Card (I) [and sequel Speaker for the Dead]

Downbelow Station – C. J. Cherryh (A)

2001 – A Space Odyssey, – Arthur C. Clarke (I)

Childhood's End – Arthur C. Clarke (B)

Rendezvous with Rama – Arthur C. Clarke (B)

Space Brat – Bruce Coville (B)

The Regiment – John Dalmas (I)

To the Stars – Harry Harrison (I)

The Moon is a Harsh Mistress – Robert Heinlein (I)

Tunnel in the Sky – Robert Heinlein (B)

Dune – Frank Herbert (A)

Star Trek Crew Member's Exploration Pack : The Original Series – Sarah Hewetson (B)

The Winds of Mars – H. M. Hoover (B)

Battlefield Earth – L. Ron Hubbard (I)

Think Like A Dinosaur – James Patrick Kelly (I)

Wildlife – James Patrick Kelly (I)

A Swiftly Tilting Planet – Madeleine L'Engle (B)

Ringworld – Larry Niven (I)

Space Camp (Star Trek: Deep Space Nine , No 10) – Ted Pedersen (B)

The Mote in God's Eye – Larry Niven & Jerry Pournelle (I)

Mars Trilogy – Kim Stanley Robinson (A)
Red Mars, Green Mars, Blue Mars

The Martians – Kim Stanley Robinson (A)

Contact – Carl Sagan (I)

Starfall (Star Trek : The Next Generation : Starfleet Academy, No 18) – Brad Strickland (B)

A Fire Upon the Deep – Vernor Vinge (I)

The Time Machine – H.G. Wells (A)

The Best and the Brightest (Star Trek - Starfleet Academy) – Susan Wright (B)