99942 Apophis: Perbedaan antara revisi

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* [http://blogs.guardian.co.uk/science/2008/04/full_marks_for_effort.html Schoolboy's asteroid-strike sums are wrong]
* [http://www.mg.co.za/articlepage.aspx?area=/breaking_news/other_news/&articleid=337096&referrer=RSS Boy corrects Nasa's asteroid figures]
*[https://asteroidcollision.herokuapp.com/ Asteroid Damage Simulation] (Advanced Damage Effect Simulation)
* [http://www.ctv.ca/servlet/ArticleNews/story/CTVNews/20051109/Asteroid_apophis_051109/20051109?hub=TopStories Astronauts propose 'tractor-pull' of asteroid]
* [http://www.space.com/spacewatch/050204_2004_mn4.html Closest Flyby of Large Asteroid to be Naked-Eye Visible] (2029 approach)