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From: don@umd5.UUCP
Newsgroups: net.space
Subject: Re: Shuttle sonic booms
Message-ID: <806@umd5.UUCP>
Date: Wed, 4-Dec-85 11:22:57 EST
Article-I.D.: umd5.806
Posted: Wed Dec  4 11:22:57 1985
Date-Received: Sat, 7-Dec-85 15:43:57 EST
References: <8512040306.AA22588@s1-b.arpa>
Organization: U of Md, CSC, College Park, Md
Lines: 18

> Why are there two sonic booms from the shuttle?  (I'm told it goes "boom-boom"
> when it flies over before landing)

One shock wave from the nose of the craft, and one from the tail.
See the latest issue of Discover about hypersonic aircraft for some
excellent illustrations of shock cones.


-- 
--==---==---==--
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