The ISS Is Turning Into a Very Expensive Hotel, Its Latest Visitors Returned to Earth

“Thanks for visiting the International Space Station (ISS)” is not something most of us will hear during our lifetime. But a former NASA astronaut and three wealthy businessmen just managed to successfully complete the first all-private flight to our artificial satellite in the sky. They lived above us all for two weeks. It wasn’t cheap. Even though the Russia... (continue reading...)