One of the greatest projects in modern astronomy is the United States' collaboration with other countries to build a permanent habitat in space. This was accomplished with the construction of the International Space Station, or ISS. The International Space Station is constructed of many different sections that are launched and then attached in space. The project began in 1998 and has been occupied by inhabitants for more than twelve years. The International Space Station is viewed by many astronomers as the greatest human accomplishment in modern astronomy.
You can explore the space station by visiting the International Space Station Live! website from NASA. Once on the website, you can select the following options: