"Once again, what used to be science fiction has turned into reality."
- ALAN BOSSCarnegie Institution astronomer, on NASA's Kepler spacecraft discovery of the only known planet to orbit around two stars. The concept was made famous by the fictional planet of Tatooine, in Star Wars
"This is the first time we've used a tactical missile to engage a spacecraft."
- GEN. JAMES CARTWRIGHTvice chairman of the Joint Chiefs of Staff, on the U.S. military's plan to shoot down a dying, bus-size American spy satellite loaded with toxic fuel on a collision course with the Earth
"I'm still holding out hope."
- PETER SMITH,chief scientist working on the Phoenix spacecraft, after engineers had not heard from the mission in over a week. The Phoenix lander was the first spacecraft to land on Mars' arctic plains
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