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| Tossing Orion: NASA Performs Drop Tests, Rocket Checks for Next Spaceship |
| SPACE.com Wednesday, 21 March 2007 | |
| SPACE.com - NASA has repeatedly sent scale-sized versions of its planned Orion spaceship plummeting back to Earth in a series tests to pinpoint the best way to return future astronauts safely back to terra firma. | |
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