Jan Oort : Tofauti kati ya masahihisho
Content deleted Content added
Ukurasa ulianzishwa kwa kuandika '300px|thumb|Jan Hendrik Oort (1900 - 1992) '''Jan Hendrik Oort''' (* 28 Aprili 1900 - 5 Novemba 1992 <ref name="frs">{{Cite journal | last...' |
|||
Mstari 10:
Alikuwa pia kati ya wataalamu wa kwanza waliotumia [[wimbiredio]] kwa kupima nyota.<ref name=Bio>{{cite journal|author=Woltjer, Lodewijk 1993. |title=Obituary: Jan H. Oort|journal=Physics Today |volume=46|issue=11|pages=104–105|url=http://www.physicstoday.org/resource/1/phtoad/v46/i11/p104_s1?bypassSSO=1|doi=10.1063/1.2809110|bibcode = 1993PhT....46k.104W }}</ref> His [[New York Times]] obituary called him “one of the century's foremost explorers of the universe”.<ref name=NYT>{{cite news|last=Wilford|first=John|title=Jan H. Oort, Dutch astronomer in forefront of field, dies at 92 |url=https://www.nytimes.com/1992/11/12/us/jan-h-oort-dutch-astronomer-in-forefront-of-field-dies-at-92.html|accessdate=30 May 2014|newspaper=New York Times|date=12 November 1992}}</ref> Alitajwa kuwa mmoja wa wanaastronomia muhimu zaidi wa karne ya 20<ref name=ESA>{{cite web|title=Jan Hendrik Oort: Comet Pioneer|url=http://www.esa.int/About_Us/Welcome_to_ESA/ESA_history/Jan_Hendrik_Oort_comet_pioneer|publisher=European Space Agency|accessdate=30 May 2014}}</ref>.
Oort alikadiria kuwepo kwa wingu
Kuanzia 1958 hadi 1961 Oort alikuwa mwenyekiti wa [[Umoja wa Kimataifa wa Astronomia]] (Ukia).
== Marejeo ==
|