The Expanse Theme
Hundreds of years in the future, things are different than what we are used to after humans have colonized the solar system and Mars has become an independent military power. Rising tensions between Earth and Mars have put them on the brink of war. Against this backdrop, a hardened detective and a rogue ship's captain come together to investigate the case of a missing young woman. The investigation leads them on a race across the solar system that could expose the greatest conspiracy in human history.
Hundreds of years in the future, the Solar System has been colonized by humanity. The three largest powers are the United Nations of Earth and Luna, the Martian Congressional Republic on Mars, and the Outer Planets Alliance (OPA), a loose confederation of the asteroid belt and the moons of Jupiter and Saturn.Chrisjen Avasarala, a United Nations executive, works to prevent war between Earth and Mars. Ceres police detective Joe Miller is sent to find a missing young woman, Julie Mao. The space-freighter Canterbury and the Martian Navy flagship Donnager are destroyed by Unknown Stealth Ships. James Holden, Naomi Nagata, Alex Kamal and Amos Burton escape in a Martian gunship named the Tachi. They subsequently rename the ship Rocinante which becomes the main setting of the series. The crew of the Rocinante, with Miller's help, investigates and eventually discovers a biohazard that kills off most of the humans on the asteroid Eros, including Julie.