NASA is working to finish out the space shuttle program with some key missions. First, the next space shuttle, Discovery, currently is sitting on Launch Pad 39A at NASA’s Kennedy Space Center.

During Endeavour’s visit, NASA astronauts completed three spacewalks, largely focused on installing the new Tranquility life module and attaching and unwrapping its seven-windowed cupola for the International Space Station

NASA astronauts onboard the International Space Station installed a rebuilt clogged water system and are now readying for their first spacewalk.

NASA’s Solar Dynamics Observatory will deliver high resolution images of the Sun ten times better than the average High-Definition television

NASA’s Endeavour is scheduled to dock with the ISS shortly after midnight Wednesday. Once docked the shuttle and ISS crews will begin removing from the space shuttle’s storage bay and docking the life support module known as Tranquility.