50th Anniversary of the Moon Landing Challenge starts July 15th 20:17 UTC
"Thirty seconds and counting. Astronauts report it feels good. T-25 seconds. Twenty seconds and counting. T-15 seconds, guidance is internal. 12, 11, 10, 9 ... ignition sequence start ... 6, 5, 4, 3, 2, 1, 0 ... All engines running. Liftoff! We have a liftoff ... 32 minutes past the hour, liftoff on Apollo 11!"To celebrate the 50th Anniversary of humans landing on the Moon, PrimeGrid is running a 5 day challenge from July 15th 2019, 20:17 UTC until July 20th, 20:17 UTC. Work units from the PPS (LLR) project, which are downloaded and completed during the challenge will count towards your challenge score. Many primes are expected to be found.For more information and discussion, please see the official challenge thread: http://www.primegrid.com/forum_thread.php?id=8635

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