Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!samsung!noose.ecn.purdue.edu!ecn.purdue.edu!cyliax
From: cyliax@ecn.purdue.edu (Ingo Cyliax)
Newsgroups: sci.space
Subject: Re: orbiting bodies
Message-ID: <1990Nov9.083328@ecn.purdue.edu>
Date: 9 Nov 90 13:33:28 GMT
References: <1516.27389CA9@ofa123.fidonet.org>
Sender: news@ecn.purdue.edu (USENET news)
Reply-To: cyliax@ecn.purdue.edu (Ingo Cyliax)
Organization: Purdue University Engineering Computer Network
Lines: 20

In article <1516.27389CA9@ofa123.fidonet.org>, rick@ofa123.fidonet.org (Rick
Ellis) writes:
|> On <Nov 05 23:52> Pete Ritter writes:
|> 
|>  PR> Does the Moon rotate about its axis (or any other) as it orbits the
Earth?
|> 
|> Yes, otherwise we'd see all sides of the moon.  

So is it common for moons to have the same axial rotational period
as the orbital period, so that only one side is visibilty from the
planet. If it is, what are the reasons for that ?


-ingo
--
/*                Ingo Cyliax    ECN, Electrical Engineering Bldg.          *
 *      cyliax@ecn.purdue.edu    Purdue University, W. Lafayette,IN 47907   *
 *          ing@cc.purdue.edu    Work: (317) 494-9523                       *
 *         cyliax@pur-ee.UUCP    Home: (317) 474-0031                       */