Astronomers from Columbia have discovered a new brightening of the circumstellar ring around a supernova, indicating that supernova ejecta have finally begun to collide with a shell of gas blown out by the star earlier in its lifetime. The movie is loosely based on the early U.S. space program and Project Mercury. NASA officials want to confirm what they think is part of an Ariane 5 rocket booster that washed ashore on Mustang Island, but it was removed from the beach and county officials and the U.S. Coast Guard weren't sure Saturday where it had gone. Russia completed an experiment simulating a long-term space mission aboard the International Space Station on Sunday. Visit the Tracking Station for a full listing of upcoming launches.
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