Bonhams is having an auction in New York City on March 25th of space memorabilia: Bonhams 1793 : The Space History Sale including Aviation.
PopSci offers a gallery of images of some of the items on sale : 11 Relics Of Space History That You Can Buy – Popular Science.
An 18 kilogram meteorite is found in Antarctica: Antarctica Team Finds Largest Chondrite Meteorite in Past 25 Years – Daily Galaxy
Bonhams will hold a space memorabilia/collectibles auction on March 25th:
RegencySuperior Auctions is providing free appraisals of space memorabilia in Titusville, Florida today and tomorrow: Space stuff can fetch sky-high prices, expert says – Florida Today
The meteorites found in and around will be among the few that can be directly associated with an observed meteor/fireball: Russian Meteorite Bound to Become the 20th Meteorite with a “Birth Certificate” – Space Safety Magazine.
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Meanwhile, Jeff Foust reports on moves in Congress to address the NEO threat: More Congressional interest in near Earth objects – Space Politics.
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Update Feb.23.13: Some possible ways to prevent big NEOs from whacking earth: What Can We Do About Big Rocks From Space? – Innovations.