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<BODY TEXT=#000000 LINK=#0000FF VLINK=#FF0000 BGCOLOR=#FFFFFF > <BASE TARGET="_top"> <DIV class=s2> <B><I>RECENT WORK... </I></B></DIV> <DIV class=s2> <B><I> </I></B></DIV> <DIV class=s2 style='margin-left: 6mm;'> <B><I><A class=s2 HREF="bsei_web_page_g000000.pdf">Cometary Geology with Deep Impact Remote Sensing</A> </I></B></DIV> <DIV class=s2 style='margin-left: 15mm;'> <B><I></I></B><FONT style='font-size:10pt;'>P.C. Thomas, J. Veverka, M.F. A'Hearn, L. McFadden, M.J.S. Belton, and J.M. Sunshine.</FONT><FONT style='font-size:10pt;'><I>Paper accepted for publication in Space Science Reviews in January 2005.</I></FONT><FONT style='font-size:10pt;'>  </FONT></DIV> <DIV class=s2> <B><I> </I></B></DIV> <DIV class=s2 style='margin-left: 6mm;'> <B><I><A class=s2 HREF="bsei_web_page_g000002.pdf">Deep Impact: A Large-Scale Active Experiment on a Cometary Nucleus</A> </I></B></DIV> <DIV class=s2 style='margin-left: 15mm;'> <B><I></I></B><FONT style='font-size:10pt;'>M.F. A'Hearn, M.J.S. Belton, A. Delamere, and W.H. Blume</FONT><FONT style='font-size:10pt;'><I>.Paper accepted for publication in Space Science Reviews in January 2005.</I></FONT><FONT style='font-size:10pt;'>  </FONT></DIV> <DIV class=s2> <B><I> </I></B></DIV> <DIV class=s2 style='margin-left: 6mm;'> <B><I><A class=s2 HREF="bsei_web_page_g000007.pdf">Deep Impact: Working Properties for the Target Nucleus - Comet 9P/Tempel 1</A> </I></B></DIV> <DIV class=s2 style='margin-left: 15mm;'> <B><I></I></B><FONT style='font-size:10pt;'>M.J.S. Belton, K.J. Meech, M.F. A'Hearn, O. Groussin, L. McFadden, C. Lisse, Y.R. Fernandez, J. Pittachova, H. Hsieh, J. Kissel, K. Klaasen, P. Lamy, D. Prialnik, J. Sunshine. P. Thomas, and I. Toth. 2005, </FONT><FONT style='font-size:10pt;'><I>Space Science Reviews, 117, 137-160. </I></FONT></DIV> <DIV class=s43> <FONT style='font-size:11pt;'><B><I>    </I></B></FONT></DIV> <DIV class=s43 style='margin-left: 6mm;'> <FONT style='font-size:11pt;'><B><I></I></B></FONT><B><I><A class=s43 HREF="bsei_web_page_00001d.htm">New Near-Aphelion Light Curves of Comet 2P/Encke.</A>  </I></B></DIV> <DIV class=s43 style='margin-left: 15mm;'> <FONT style='font-size:10pt;'><B><I></I></B></FONT><FONT style='font-size:10pt;font-weight:normal;'>Y. R. Fernandez, S. C. Lowry, P. R. Weissman, B. E. A. Mueller, N. H. Samarasinha, M. J. S. Belton, and K. J. Meech.2005</FONT><FONT style='font-size:10pt;font-weight:normal;'><I> Icarus, 175, 194-214. </I></FONT></DIV> <DIV class=s43 style='margin-left: 15mm;'> <FONT style='font-size:10pt;font-weight:normal;'><I> </I></FONT></DIV> <DIV class=s43 style='margin-left: 6mm;'> <FONT style='font-size:11pt;font-weight:normal;'><I></I></FONT><B><I><A class=s43 HREF="bsei_web_page_g000008.pdf">The Excited Spin State of Comet 2P/Encke.</A></I></B><FONT style='font-size:11pt;'><B><I>  </I></B></FONT></DIV> <DIV class=s43 style='margin-left: 15mm;'> <FONT style='font-size:11pt;'><B><I></I></B></FONT><FONT style='font-size:10pt;font-weight:normal;'>Michael J.S. Belton, Nalin H. Samarasinha,Yan R. Fernández, and Karen J. Meech. 2005 </FONT><FONT style='font-size:10pt;font-weight:normal;'><I>Icarus,175, 181-193. </I></FONT></DIV> <DIV class=s2 style='text-indent: -9mm;margin-left: 15mm;'> <FONT style='font-size:10pt;'> </FONT></DIV> <DIV class=s2 style='margin-left: 6mm;'> <FONT style='font-size:10pt;'></FONT><FONT style='font-size:11pt;'><B><I><A class=s2 HREF="http://www.cambridge.org/catalogue/catalogue.asp?isbn=0521827647">Mitigation of Hazardous Comets and Asteroids</A>.</I></B></FONT><FONT style='color:#0000FF;font-size:10pt;'><B><I> (M.J.S. Belton, T.H. Morgan, N.H. Samarasinha and D.K. Yeomans, Eds)  </I></B></FONT></DIV> <DIV class=s2 style='margin-left: 15mm;'> <FONT style='font-size:10pt;'>A book published by the Cambridge University Press in December, 2004, that includes a collection of invited papers given at the</FONT><FONT style='font-size:10pt;'><I> </I></FONT><FONT style='font-size:10pt;'><A class=s2 HREF="bsei_web_page_00000d.htm">NASA Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids</A>.(see below)</FONT><FONT style='font-size:10pt;'><I>   </I></FONT></DIV> <DIV class=s2 style='text-indent: -9mm;margin-left: 15mm;'> <FONT style='font-size:11pt;'><B>  </B></FONT></DIV> <DIV class=s2 style='margin-left: 6mm;'> <FONT style='font-size:11pt;'></FONT><FONT style='font-size:11pt;'><B><I><A class=s2 HREF="bsei_web_page_g000006.doc">Exploration of the Solar System in the Coming Decade</A></I></B></FONT><FONT style='font-size:11pt;'>. </FONT></DIV> <DIV class=s2 style='margin-left: 15mm;'> <FONT style='font-size:11pt;'></FONT><FONT style='font-size:10pt;'>Statement of Michael J.S. Belton before the U.S. Senate Committee on Commerce, Science, and Transportation. July 30, 2003.</FONT><FONT style='font-size:10pt;'><B><I>Right click on mouse for download instructions </I></B></FONT></DIV> <DIV class=s2 style='text-indent: -9mm;margin-left: 15mm;'> <FONT style='font-size:11pt;'> </FONT></DIV> <DIV class=s2 style='margin-left: 5mm;'> <FONT style='font-size:11pt;'></FONT><FONT style='font-size:11pt;'><B><I><A class=s2 HREF="bsei_web_page_g000005.doc">Towards a National Program to Remove the Threat of Hazardous NEOs</A>.</I></B></FONT><FONT style='font-size:11pt;'>  </FONT></DIV> <DIV class=s2 style='margin-left: 15mm;'> <FONT style='font-size:11pt;'></FONT><FONT style='font-size:10pt;'>A chapter for a new book </FONT><FONT style='font-size:10pt;'><I>Mitigation of Hazardous Comets and Asteroids</I></FONT><FONT style='font-size:10pt;'> (M.J.S. Belton, T.H. Morgan, N.H. Samarasinha and D.K. Yeomans, Eds). Published by Cambridge University Press in December, 2004 (see above). </FONT><FONT style='font-size:10pt;'><B><I>Right click on mouse for download instructions </I></B></FONT></DIV> <DIV class=s2 style='text-indent: -9mm;margin-left: 15mm;'> <FONT style='font-size:10pt;'>  </FONT></DIV> <DIV class=s2 style='margin-left: 6mm;'> <FONT style='font-size:11pt;'></FONT><FONT style='font-size:11pt;'><B><I><A class=s2 HREF="bsei_web_page_g00000b.pdf">An Open Letter to Gary L. Martin, NASA Space Architect</I></B></FONT><FONT style='font-size:11pt;'><I>. </A> </I></FONT></DIV> <DIV class=s2 style='margin-left: 15mm;'> <FONT style='font-size:11pt;'><I></I></FONT><FONT style='font-size:9pt;'>An April 2003 letter, signed by 30 space scientists, on important future goals for robotic and human spaceflight at NASA  following the Columbia tragedy. The letter emphasizes moving human activities out of LEO into near-Earth space and sets a goal to deflect a near-Earth asteroid. </FONT><FONT style='font-size:9pt;'><B><I><A class=s2 HREF="bsei_web_page_g000003.ppt">Reponse from NASA </A></I></B></FONT><FONT style='font-size:9pt;'>and </FONT><FONT style='font-size:9pt;'><B><I><A class=s2 HREF="bsei_web_page_g000004.doc">concluding letter from Belton</A> </I></B></FONT></DIV> <DIV class=s2 style='margin-left: 15mm;'> <FONT style='font-size:11pt;'><I>  </I></FONT></DIV> <DIV class=s2 style='margin-left: 6mm;'> <FONT style='font-size:11pt;'></FONT><FONT style='font-size:11pt;'><B><I><A class=s2 HREF="http://www.nap.edu/books/0309084954/html/">New Frontiers in the Solar System.An Integrated Exploration Strategy</A></I></B></FONT><FONT style='font-size:11pt;'><I>. </I></FONT></DIV> <DIV class=s2 style='margin-left: 15mm;'> <FONT style='font-size:11pt;'><I></I></FONT><FONT style='font-size:9pt;'>Report of the Solar System Exploration Survey (Chair, Michael J.S. Belton), Space Studies Board, National Research Council. July 9, 2002. </FONT><FONT style='font-size:9pt;'><I>Published by the National Academies Press (www.nap.edu) in 2003. </I></FONT></DIV> <DIV class=s2 style='text-indent: -9mm;margin-left: 15mm;'> <FONT style='font-size:9pt;'><I> </I></FONT></DIV> <DIV class=s2 style='margin-left: 6mm;'> <FONT style='font-size:9pt;'><I></I></FONT><FONT style='font-size:11pt;'><B><I><A class=s2 HREF="bsei_web_page_00000d.htm">Final Report: NASA Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids</A></I></B></FONT><FONT style='font-size:9pt;'><I>.  </I></FONT></DIV> <DIV class=s2 style='margin-left: 15mm;'> <FONT style='font-size:9pt;'><I></I></FONT><FONT style='font-size:9pt;'>Held in Arlington, VA, September 3-6, 2002. Michael J.S. Belton, Principal Investigator. There are no plans to further publish this report. </FONT><FONT style='font-size:9pt;'><I>A book edited by Michael Belton, Donald Yeomans and Thomas Morgan, that contains the invited contributions of the workshop was published by Cambridge University Press in late 2004 (see above). </I></FONT></DIV> <DIV class=s2 style='text-indent: -9mm;margin-left: 15mm;'> <FONT style='font-size:9pt;'> </FONT></DIV> <DIV class=s2 style='text-indent: -9mm;margin-left: 15mm;'> <FONT style='font-size:9pt;'></FONT><B><I><A class=s2 HREF="bsei_web_page_000010.htm">Rotation of Cometary Nuclei</A>.  </I></B></DIV> <DIV class=s2 style='margin-left: 15mm;'> <B><I></I></B><FONT style='font-size:9pt;'>N.H. Samarasinha, Beatrice E.A. Mueller, Michael J.S. Belton, and Laurent Jorda. </FONT><FONT style='font-size:9pt;'><I>To be published as a chapter in COMETS II (Ed. M. Festou) 2004. </I></FONT></DIV> <DIV class=s2 style='margin-left: 15mm;'> <FONT style='font-size:9pt;'> </FONT></DIV> <DIV class=s2 style='margin-left: 6mm;'> <FONT style='font-size:9pt;'></FONT><B><I><A class=s2 HREF="bsei_web_page_g000001.pdf">The Nucleus of Deep Impact Target Comet 9P/Tempel 1</I></B><FONT style='font-size:9pt;'>.</A>  </FONT></DIV> <DIV class=s2 style='margin-left: 15mm;'> <FONT style='font-size:9pt;'>Y.R. Fernandez, K.J. Meech, C.M. Lisse, M.F. A'Hearn, J. Pittichova, and M.J.S. Belton. </FONT><FONT style='font-size:9pt;'><I>Published in Icarus, </I></FONT><FONT style='font-size:9pt;'><B><I>165</I></B></FONT><FONT style='font-size:9pt;'><I>, 481-491 (2003). </I></FONT></DIV> <DIV class=s2 style='text-indent: -9mm;margin-left: 15mm;'> <FONT style='font-size:9pt;'><I> </I></FONT></DIV> <DIV class=s2 style='margin-left: 6mm;'> <FONT style='font-size:9pt;'></FONT><B><I><A class=s2 HREF="bsei_web_page_000012.htm">Interior of Small Bodies: Foundations and Perspectives</A>.</I></B><FONT style='font-size:9pt;'>  </FONT></DIV> <DIV class=s2 style='margin-left: 15mm;'> <FONT style='font-size:9pt;'>Richard P. Binzel, Michael AHearn, Erik Asphaug, M. Antonella Barucci, Michael Belton, Willy Benz, Alberto Cellino, Michel C. Festou, Marcello Fulchignoni, Alan W. Harris, Alessandro Rossi, Maria T. Zuber.</FONT><FONT style='font-size:9pt;'><I> Published in Planetary and Space Science, </I></FONT><FONT style='font-size:9pt;'><B><I>51</I></B></FONT><FONT style='font-size:9pt;'><I>, 443-454 (2003). </I></FONT></DIV> <DIV class=s2 style='text-indent: -9mm;margin-left: 15mm;'> <FONT style='font-size:9pt;'> </FONT></DIV> <DIV class=s2 style='text-indent: -9mm;margin-left: 15mm;'> <FONT style='font-size:9pt;'> </FONT></DIV>