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From molecular  clouds to stars Amaury Thiabaud – M2 A2P – 14/11/2011
1) Requirements : molecular clouds 2) Collapse 3) Nuclear Fire : a star is born From molecular clouds to stars  Amaury Thiabaud - English M2 A2P 2  In this talk… Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion In this talk…
From molecular clouds to stars  Amaury Thiabaud - English M2 A2P 3  What’s needed to form a star ? Why do molecular clouds fulfill these requirements ? Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion What’s needed to form a star ? ,[object Object],[object Object],[object Object]
What’s needed to form a star ? Why do molecular clouds fulfill these requirements ? Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion Why do molecular clouds fulfill these requirements ? From molecular clouds to stars  Amaury Thiabaud - English M2 A2P 4  ,[object Object],[object Object],[object Object],[object Object],[object Object]
Formation of a gaseous ring Influence of magnetic field Gas fragmentation Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion Formation of a gaseous ring From molecular clouds to stars  Amaury Thiabaud - English M2 A2P 5  ,[object Object],[object Object],[object Object],[object Object]
Formation of a gaseous ring Influence of magnetic field Gas fragmentation Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion Influence of magnetic field From molecular clouds to stars  Amaury Thiabaud - English M2 A2P 6  ,[object Object],[object Object],[object Object],[object Object],[object Object]
Formation of a gaseous ring Influence of magnetic field Gas fragmentation Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion Gas fragmentation From molecular clouds to stars  Amaury Thiabaud - English M2 A2P 7 ,[object Object],[object Object],[object Object],[object Object]
Proto-star T. Tauri star A new star Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion Proto-star From molecular clouds to stars  Amaury Thiabaud - English M2 A2P 8  ,[object Object],[object Object],[object Object],[object Object],[object Object]
Proto-star T. Tauri star A new star Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion T. Tauri star From molecular clouds to stars  Amaury Thiabaud - English M2 A2P 9  ,[object Object],[object Object],[object Object]
Proto-star T. Tauri star A new star Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion A new star From molecular clouds to stars  Amaury Thiabaud - English M2 A2P 10  ,[object Object],[object Object],[object Object],[object Object]
Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion Conclusion From molecular clouds to stars  Amaury Thiabaud - English M2 A2P 11
Thank  you for your a ttention !

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Ppt en star_formation

  • 1. From molecular clouds to stars Amaury Thiabaud – M2 A2P – 14/11/2011
  • 2. 1) Requirements : molecular clouds 2) Collapse 3) Nuclear Fire : a star is born From molecular clouds to stars Amaury Thiabaud - English M2 A2P 2 In this talk… Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion In this talk…
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  • 11. Introduction Requirements : molecular clouds Collapse Nuclear fire : a star is born Conclusion Conclusion From molecular clouds to stars Amaury Thiabaud - English M2 A2P 11
  • 12. Thank you for your a ttention !