[meteorite-list] Mars hit by huge object four billion years ago, study finds

[Paul]

Asteroid impact made Mars two-faced, Telegraph.co.uk, United Kingdom 
http://www.telegraph.co.uk/earth/main.jhtml?view=DETAILS&grid=&xml=/earth/2008/06/25/scimars125.xml

Giant impact explains Mars dichotomyEurekAlert (press release), DC 
http://www.eurekalert.org/pub_releases/2008-06/ciot-gie062308.php

Mystery Behind Mars’s Lopsided Shape RevealedeFluxMedia 
http://www.efluxmedia.com/news_Mystery_Behind_Marss_Lopsided_Shape_Revealed_19520.html

Yours,

Paul H.