Carl Sagan: Revizyonlar arasındaki fark
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İçerik silindi İçerik eklendi
57. satır:
* 1980, Sagan, 10 [[Büyük sayıların adları|sekstilyon]] olduğunu tahmin etmiştir ([[Uzun ve kısa ölçekler|kısa ölçekte]] 10<sup>22</sup>).<ref>{{cite book |last=Sagan |first=Carl |title=Cosmos |page=[https://archive.org/details/cosmoscosm00saga/page/3 3] |publisher=Balantine Books |isbn=0345331354 |url=https://archive.org/details/cosmoscosm00saga/page/3 }}</ref>
* 2003, 70 sekstilyon (7 × 10<sup>22</sup>) tahmin edilmiştir.<ref>{{cite web |work=CNN Science |url=http://edition.cnn.com/2003/TECH/space/07/22/stars.survey/ |title=Star survey reaches 70 sextillion: And that's only the stars we can actually see |date=23 Temmuz 2003 |location=Sydney, Australia |access-date=27 Ekim 2014}}</ref><ref>{{cite web |publisher=Australian National University Media Releases |url=http://info.anu.edu.au/ovc/Media/Media_Releases/2003/030717StarCount/ |title=STAR COUNT: ANU ASTRONOMER MAKES BEST YET |date=17 Temmuz 2003 |location=Sydney, Australia |access-date=27 Ekim 2015|archive-url=https://web.archive.org/web/20110309114938/http://info.anu.edu.au/ovc/Media/Media_Releases/2003/030717StarCount |archive-date=9
* 2010, 300 sekstilyon (3 × 10<sup>23</sup>) tahmin edilmiştir.<ref>{{cite web|publisher=[[Huffington Post]] |url=https://www.huffingtonpost.com/2010/12/01/number-of-stars-in-universe_n_790563.html |title=Number Of Stars In The Universe Could Be 300 Sextillion, Triple The Amount Scientists Previously Thought: Study |date=
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