1. The International Space Station is the most expensive object ever built by mankind.
2. There are simulators on board the ISS so that astronauts can keep their muscles in good shape.
3. The ISS consists of fourteen modules docked with each other.
4. The ISS receives all the energy necessary for operation from the Sun, collecting it with the help of solar panels.
5. After the US finally decommissioned the shuttles, the ISS orbit was raised in order to save fuel for regular adjustments. Previously, it was lower, since the height that shuttles could reach is limited.
