International Space Station
- modular
- thermosphere
- LEO
- single largest man made str.
- 5 space agencies
- NASA
- roscosmos
- JAXA
- ESA
- CSA ➡️ Canada
- microgravity & space env. research lab
- 92 min ➡️ circling the Earth
- 15cycles/day
- 7 astronauts
- the end ➡️ southern pacific uninhabited