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• n  Dutch astronomer who calculated the size of the universe and suggested that it is expanding (1872-1934)

• Sitter
• Willem de Sitter

News & Articles

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• Did it all start with a bang? (Synopsis) [Starts With A Bang]
  “Both the solutions must be rejected, and as these are the only statical solutions of the equations… the true solution represented in nature must be a dynamical solution.” -Willem de Sitter First off, welcome, everyone! As you well know, the main Starts With A Bang blog has moved to Medium, something that’s received mixed reviews from…
  Feb. 20, 2014 - ScienceBlogs