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Astro Steves Astrophysics Blog: A history of shuttle launches: August

Tuesday 26 April 2011

A history of shuttle launches: August

2nd August 1991, Atlantis STS-43

7th August 1997, Discovery STS-85

8th August 1989, Columbia STS-28, and in 2007, Endeavour STS-118

10th August 2001, Discovery STS-105

12th August 1977, Enterprise first free flight

21st August 1965, Gemini 5

27th August 1985, Discovery STS-51L

28th August 2009, Discovery STS-128

30th August 1983, Challenger STS-8, and in 1984 Discovery STS-41D

2 comments:

  1. how many times could you drive to the moon and back in a day if there was a road leading there

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  2. Well it depends on the speed your driving, so i'll make it 100mph for simplicity, and the date and time you started, because the moon can be between 363,104 kilometers and 405,696 kilometers (225,622 to 252,088 miles)away because the moons orbit is an elipse. So I'll use the average distance of 384,403 kilometers (238,857 miles).

    So at 100mph, for a constant and consistent 24 hours, you would travel 2,400 miles. Out of 238,857. 238,857 divided by 2,400 = 99.52375, so it would actualy take you over 99 and a half days to drive there and 199 to have returned.
    The only reason a shuttle can get there so quickly is because it can travel at over 17,000mph. Seventeen thousand.

    That was the average scenario, here's the best case scenario.

    Say you have a Bugatti Veyron 16.4, the fastest production car ever, with a top speed of 258mph and you floor it all the way. Now assume that the moon is as close as it can be from now on, at 225,622 miles.

    258 X 24 = 6,192 miles in a day.
    225,622 / 6,192 = 36.4376615 days to get there.
    72.875323 days to have returned.

    SUMMARY (amount of times there AND back in a day):

    average scenario - 0.005
    (more accurate - 0.00502392645)

    best case scenario - 0.01
    (more accurate - 0.01372206611)

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