Robert Heinlein's Hugo Award-winning all-time masterpiece, the brilliant novel that grew from a cult favorite to a bestseller to a science fiction classic.
Raised by Martians on Mars, Valentine Michael Smith is a human who has never seen another member of his species. Sent to Earth, he is a stranger who must learn what it is to be a man. But his own beliefs and his powers far exceed the limits of humankind, and as he teaches them about...

"The Man Who Sold the Moon: D.D. Harriman is a billionaire with a dream: the dream of Space for All Mankind. The method? Anything that works. Maybe, in fact, Harriman goes too far. But he will give us the stars... ; Orphans of the Sky: Hugh had been taught that, according to the sacred writings, the Ship was on a voyage to faraway Centaurus. But he also understood that this was allegory for a voyage to spiritual perfection. Indeed, how could the Ship...

"A towering epic to rank with Douglas Preston's Blasphemy and Michael Crichton's Prey... Pandemic drought, skyrocketing oil prices, dwindling energy supplies and wars of water scarcity threaten the planet. Only four people can prevent global chaos. Gary Morgan--a brilliant, renegade scientist is pilloried by the scientific community for his belief in a space elevator: a pillar to the sky, which he believes will make space flight fast, simple and affordable....

"The year is 2312. Scientific and technological advances have opened gateways to an extraordinary future. Earth is no longer humanity's only home; new habitats have been created throughout the solar system on moons, planets, and in between. But in this year, 2312, a sequence of events will force humanity to confront its past, its present, and its future. The first event takes place on Mercury, on the city of Terminator, itself a miracle of engineering...

A misfit crew race across the galaxy to prevent the genocide of magical creatures, in this unique science fiction debut. Having magical powers makes you less than human, a resource to be exploited. Half-unicorn Gary Cobalt is sick of slavery, captivity, and his horn being ground down to power faster-than-light travel. When he's finally free, all he wants is to run away in his ancestors' stone ship. Instead, Captain Jenny Perata steals the ship out...