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A few sound effects for our sound designer(s) :lol:

See here more here Any news related to a flight-test of X-51A on august, 14, 2012 is unconfirmed.

For those interested, there are some free, amazing sourses from Coursera. These courses are free and online. Those directly related to this forum (but there are many more that could be interesting) are: From Duke University Introduction to Astronomy Ronen Plesser...