Green Mars

Blue Mars

Kim Stanley Robinson

1996

Covers from OpenLibrary

Red Mars

Kim Stanley Robinson

1993

Covers from OpenLibrary

Forever Peace

Joe Haldeman

1997

Covers from OpenLibrary

Startide Rising

David Brin

1983

Covers from OpenLibrary

Sundiver

David Brin

1980

Covers from OpenLibrary

Ringworld

Larry Niven

1970

Covers from OpenLibrary