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2015-01-31 12:20:04

VANDENBERG AIR FORCE BASE, Calif., Jan.


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2009-07-06 14:36:56

Orion is a spacecraft design that is being developed by the United States space agency NASA. When completed, each Orion spacecraft will carry a crew of up to six astronauts. Along with Orion, the Ares I launch vehicle is also being developed. Orion and Ares I are both part of NASA's Project Constellation. The project should be complete in 2010, when NASA wants to start planning on sending human explorers back to the Moon, and eventually Mars and other celestial bodies in the Solar System....

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Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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