"When the space station Heimdall is invaded, Hannah and Nik must work together to defeat the enemy"--

"When deep-space travel altered the genes of the first interstellar colonists, Earth abandoned them. But some of the colonies survived, and a new civilization of mental and physical 'Variants' has been established, centered around clusters of space stations known as the outworlds. Now the unthinkable has happened: a suicide assault has destroyed the life support system of a major waystation. All that is known about the young men responsible is that...

"When billionaires control the space program, where does that leave the rest of us? Space: a tycoon's playground. From a space station full of women to a monastery on the Moon, from a Martian reality-TV contest to a solar shade large enough to cool the Earth, the dreams of a handful of trillionaires dictate the future of humanity. Outside the reach of Earthly law and with the vast resources of the inner solar system at their disposal, the "Four Horsemen"...

As the war draws to a close and secrets are revealed, Orelia, Arran, Vesper, and Cormak, along with others at the Quatra Fleet Academy, face significant changes and new challenges. Arrested for espionage, Orelia's future is looking bleak-- until the Quatrans make her a surprising offer that could save her life, and the lives of everyone in the galaxy. Reeling from a betrayal, Arran finds comfort in a sympathetic boy from Loos, someone who understands...

Abby and her classmate Dmitry, both eager to win the Space Race virtual reality obstacle, neglect to pay close attention to the rules, so when they accidentally get stuck in the simulation, they realize they will have to work together if they want to find a way out.

"The International Space Station (ISS) is a huge science laboratory that orbits Earth. It's about as long as a football field and is home to astronauts from different countries. With each mission to ISS, astronauts learn more about our incredible universe! This book takes readers on an exciting out-of-this-world voyage and uncovers cutting-edge technology while supporting STEM and NGSS standards. Each book contains fact boxes, sidebars, a glossary,...

Battle hostile aliens as Morgan Yu, lead scientist aboard the space station Talos I, and use your scientifically-enhanced powers and all available weapons to fight for humanity's survival--and your own.

When Joe and Rob are found guilty of Bot School hijinks, they are sent to Bot School Jail, and only Tinny has the key to their freedom.

Eight space cargo-ships disappear without a trace within three days, and there is suddenly no contact with the orbiting space station, Margot. The space council orders a total flight stop. But one space ship secretly takes off to go to the space station. The scientist in charge, Maria Scholl, sees no other solution than to order a total flight stop to this mysterious sector of space. Her colleague, Prof. Tal, is acting suspiciously, as he knows things...