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Space News Archive - September 22, 2009

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Life aboard the International Space Station is hard work. Crewmembers have a multiplicity of complex tasks, potentially involving thousands of tools, components and other items.

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A dramatic new vista of the center of the Milky Way galaxy from NASA's Chandra X-ray Observatory exposes new levels of the complexity and intrigue in the Galactic center.

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NASA is targeting Tuesday, Oct. 27, for the flight test of the Ares I-X rocket, pending successful testing and data verification.

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The precise conditions inside a white dwarf star in the hours leading up to its explosive end as a Type Ia supernova are one of the mysteries confronting astrophysicists studying these massive stellar explosions.

Word of the Day
ecotone
  • A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.