Corporate tycoon Martin Humphries offers a ten-billion-dollar prize to anyone who can land on Venus and retrieve the remains of his eldest son, who died trying to land on the planet years earlier.

Orion will battle the gods themselves to see that Arthur fulfills his destiny. But can even he save Arthur from the tragedy that awaits him?

Jamie Waterman is a young Navaho geologist who is picked for the ground team of the first manned expedition to Mars. He will be joining an international team of astronauts and scientists. But once the crew land on the red planet, they soon discover they must battle not only the alien land on which they have invaded but earthbound bureaucrats as well. When they come face to face with a chasm ten times as deep and large as the Grand Canyon, all twenty-five...

A religious idealist, a billionaire financier, and a prestigious scientist battle for control over a space mission to search for life on Uranus.

Dr. Jake Ross, a university astronomer, wants nothing more than to teach a few classes each semester and continue his research. Instead, he finds himself aggressively recruited to be the science advisor to Frank Tomlinson, an ambitious politician with his eye on the US Senate. Tomlinson is in need of an edge that will allow him to defeat his opponent at the polls, and Dr. Ross can contribute just that: MHD. MHD, or magnetohydrodynamics, is a new innovation...

Ben Bova continues his hard SF Star Quest series which began with Death Wave and Apes and Angels. In Surivival, a human team sent to scout a few hundred lightyears in front of the death wave encounters a civilization far in advance of our own, a civilization of machine intelligences.These sentient, intelligent machines have existed for eons, and have survived earlier "death waves," gamma ray bursts from the core of the galaxy. They are totally self-sufficient,...

Jamie Waterman discovered the cliff dwelling on Mars, and the fact that an intelligent race lived on the red planet sixty-five million years ago, only to be driven into extinction by the crash of a giant meteor. Now the exploration of Mars is itself under threat of extinction, as the ultraconservative New Morality movement gains control of the U.S. government and cuts off all funding for the Mars program. Meanwhile, Carter Carleton, an anthropologist...

"In this new anthology, Ben Bova has compiled fourteen of his favorite short stories. Each story includes an all-new introduction with compelling insight into the narrative. Exploring the boundaries of the genre, Bova not only writes of spaceships, aliens, and time travel in most of his titles, but also speculates on the beginnings of science fiction."--Publisher.

Two hundred thousand feet up, things go horribly wrong. An experimental low-orbit spaceplane breaks up on reentry, falling to earth over a trail hundreds of miles long. And in its wake is the beginning of the most important mission in the history of spaceflight. Americans needs energy, and Dan Randolph is determined to give it to them. He dreams of an array of geosynchronous powersats, satellites that gather solar energy and beam it to generators...

"How do you get to the Red Planet? Not via a benighted government program trapped in red tape. Art Thrasher knows this. He is a man with a driving vision: send humans to Mars. Thrasher has a plan. Form a 'club' of billionaires to chip in one billion a year until the dream is accomplished. A billionaire himself and the president of a successful company, it will take all his wiles and master manipulator of business and capital to overcome setbacks and...