The main thing learned is that engineers are fallible and can succumb to both political pressure and become complacent about safety hazards when evidence of a problem appears repeatedly but no gross failure of the system happens (until a sudden disaster causes a total loss of the vehicle).
In other words engineers are people like the rest of us.
Discovery was the last shuttle that launched. With her landing on March 9, 2011, the shuttle program ended.
Unfortunately, the Space Shuttle Program Has Been Retired, and All Remaining Shuttles Converted Into Museum Exhibits. There Are No Longer Any Space Shuttle Launches.
there was 2 .. launching to get to the international space station up in space
At the moment, none are in space. The shuttle program has now finished and they will not fly again.
Jacqueline Langille has written: 'The space shuttle' -- subject- s -: Juvenile literature, Space Shuttle Program - U.S. -, Space shuttles
The space shuttle program utilized low earth orbit, above the Earth's atmosphere.
Adam Chen has written: 'Celebrating 30 years of the space shuttle' -- subject(s): Space shuttles, Anniversaries, Space Shuttle Program (U.S.), History
The plural is space shuttles.
Singular: shuttlePlural: shuttles
None beacuse NASA said that the space shuttles were gas guzzlers and canceled the entire program.
The US shuttles are owned by NASA . The Soviets sold their shuttle on Ebay.
Atlantis, Endeavor, Discovery are the only Space Shuttles currently operating in NASA's Space Shuttle program (Challenger and Columbia were both lost in explosions).