Word: schweickart
(lookup in dictionary)
(lookup stats)
Dates: during 2000-2009
Sort By: most recent first
(reverse)
...letter sent last month to NASA Administrator Michael Griffin, former astronaut Rusty Schweickart, B612's chairman, called attention to the Apophis dilemma. He urged that a radio transponder, similar to those on commercial airliners, be landed on the asteroid so that astronomers might track its orbit precisely to determine if it will pass through a keyhole, and he requested that NASA quickly estimate the time required for both landing the transponder and a subsequent deflection mission that could alter the asteroid's orbit...