A hundred years before Ender's Game, humans thought they were alone in the galaxy. Humanity was slowly making their way out from Earth to the planets and asteroids of the Solar System, exploring and mining and founding colonies.
The mining ship El Cavador is far out from Earth, in the deeps of the Kuiper Belt, beyond Pluto. Other mining ships, and the families that live on them, are few and far between this far out. So when El

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When the alien ship screamed through the solar system, it disrupted communications between the far-flung human mining ships and supply stations and between them and Earth. So Earth and Luna were unaware that they had been invaded until the ship pulled into Earth orbit, and began landing terra-forming crews in China. Politics and pride slowed the response on Earth, and on Luna, corporate power struggles seemed more urgent than distant deaths. In this...

A second prequel to Ender's Game continues the sci-fi history of the Formic Wars and finds the warring nations and corporations of Earth struggling to set aside their differences to defend against an imminent alien invasion. "A coalition of Earth's nations barely fought off the Formics' first scout ship. Now it's clear that there's a mother-ship out on edge of the system, and the aliens are prepared to take Earth by force. Can Earth's warring nations...