After hosting a rotating cast of astronauts for more than 20 years straight, the International Space Station is showing its age — it sprung another tiny leak last month — and NASA is shopping for a new place for its astronauts.
After hosting a rotating cast of astronauts for more than 20 years straight, the International Space Station is showing its age — it sprung another tiny leak last month — and NASA is shopping for a new place for its astronauts.