Redheaded scout educates backwater isolated planet of humans on how to use paperwork to avoid exploitation
44038
Stranded spaceman prepares a plan to defend pristine planet against land-grab and exploitation
123319
Book: Nanobot apocalypse on Earth, originally used for weather control
2832
Book series with college students finding a way to open portals to other planets
104183
Short story with space microbes latching onto electromagnetic fields
151438
Book where students are trapped in a secluded school, controlled by cameras and robots
93979
Help Identifying a Sci-Fi Book: Humans transported to alien world and given tasks to escape
123838
Book about a planet covered in very, very long necked aliens
120775
Anthology for children; contains story about friendly Martian on postapocalyptic Earth
145842
Mankind prepares for a war with aliens by warring among itself
152532
Aliens hiding important information about the human race; story ends “‘You don’t’ he said?”
67028
Identification: a story about an entire spaceship converted to anti-matter
54446
Story about living planet linked to skin lesions
109897
Short story: rocket fuel which oxidizes iron destroys life on earth
46055
Short sci-fi story: aliens regret setting Earth's destruction in motion
121028
Aliens target wrong planet, causing life on Earth rather than destroying it
29891
1970s space cadet training novel for young adults
139418
Looking for a short story about an insect-like alien captured by humans on its own planet