Space Shuttle Discovery Heat Shield OK, Cleared For Reentry The International Space Station (ISS) is growing with the addition of a new room, a sort of connecting chamber that eventually will lead to new laboratories that will be added to the space station on future space shuttle flights. It's all part of the years-long construction job of assembling a huge building while it whirls through the vacuum of space at 17,500 miles an hour. That Node 2 module, called Harmony,…
International Space Station Gains A Room In Galactic Home Addition
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