What is Adriaan Blaauw?
[[Image:Adriaan Blaauw.jpg|thumb|220px|right|Adriaan Blaauw]] '''Adriaan Blaauw''' (April 12 1914—December 1 2010) was a [[Dutch people|Dutch]] [[astronomer]].<ref name=astro>{{Cite web |url= http://www.astro.rug.nl/people/blaauw/memoriam_en/ |title=In Memoriam Adriaan Blaauw |work=astro.rug.nl |access-date=16 December 2010 }}</ref> He was an expert on the development of groups of young stars and how they expand away from each other. He discovered that some massive stars, known as runaways, can be moving at speeds of hundreds of kilometers per second.<ref name=astro/> He was the scientific director of the [[European Southern Observatory]] and later became its Director General. From 1976 to 1979 he was the President of the [[International Astronomical Union]].<ref name=astro/> He was elected a member of the [[Academia Europaea]] in 1993.<ref>{{cite web|url=http://www.ae-info.org/ae/Member/Blaauw_Adriaan |archive-url=https://web.archive.org/web/20190328104806/https://www.ae-info.org/ae/Member/Blaauw_Adriaan |title=Adriaan Blaauw |publisher=Academia Europaea |archive-date=28 March 2019}}</ref> ==References== {{reflist}} {{bio-stub}} {{DEFAULTSORT:Blaauw, Adriaan}} [[Category:1914 births]] [[Category:2010 deaths]] [[Category:Dutch academics]] [[Category:Dutch astronomers]] [[Category:Members of Academia Europaea]] [[Category:People from Amsterdam]]