Presidents who value science.
نویسنده
چکیده
www.sciencemag.org SCIENCE VOL 323 13 FEBRUARY 2009 843 COVER An image of Mare Moscoviense on the lunar farside, taken by the Terrain Camera aboard the SELENE (Kaguya) spacecraft on 17 January 2008. Crater frequency distributions derived from such images yield ages of about 2.5 billion years for several volcanic deposits in this mare, indicating that volcanism on the lunar farside lasted about 500 million years longer than previously thought. See page 905.
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ورودعنوان ژورنال:
- Science
دوره 323 5916 شماره
صفحات -
تاریخ انتشار 2009