UP, UP AND AWAY: The Kepler satellite, scheduled to take flight March 6, is lifted for attachment to its launch rocket at Cape Canaveral Air Force Station in Florida. Kepler will look for Earth-like planets that may be hospitable to life. NASAFrom Scientific American:
Next week brings a milestone in the search for extraterrestrial life with the scheduled launch Friday of NASA's Kepler satellite. The mission, named for 16th- and 17th-century German astronomer Johannes Kepler, will study a group of stars for three-plus years in search of subtle, periodic dips in stellar brightness—the telltale signs of planetary orbits. Although more than 300 planets outside the solar system have already been found using this method, among other techniques, Kepler's strength will lie in its instruments' sensitivity to smaller, cooler planets more hospitable to life and more like our own.
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