Ортов Облак: Разлика помеѓу преработките
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Избришана содржина Додадена содржина
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Ред 163:
== Наводи ==
{{Reflist|30em|refs=
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| author2=Luke Donnes
| chapter=Comet Populations and Cometary Dynamics
| editor=Lucy Ann Adams McFadden
| editor2=Lucy-Ann Adams
| editor3=Paul Robert Weissman
| editor4=Torrence V. Johnson
| date=2007
| title=Encyclopedia of the Solar System
| pages=575–588 | edition=2nd
| publisher=Academic Press
| publication-place=Amsterdam; Boston
| isbn=0-12-088589-1
}}</ref>
<ref name=dave>{{cite journal
|author=David C. Jewitt
|date=2001
|title=From Kuiper Belt to Cometary Nucleus: The Missing Ultrared Matter
|journal=Astronomical Journal
|volume= 123|issue= 2|pages=1039–1049
|doi=10.1086/338692
|bibcode = 2002AJ....123.1039J
}}</ref>
<ref name="Donahue1991">{{cite book
| editor = Thomas M. Donahue
| others = Kathleen Kearney Trivers, and David M. Abramson
| date = 1991
| title = Planetary Sciences: American and Soviet Research, Proceedings from the U.S.–U.S.S.R. Workshop on Planetary Sciences
| url = http://books.nap.edu/openbook.php?record_id=1790&page=R1
| publisher = National Academy Press
| page = 251
| isbn = 0-309-04333-6
| accessdate = 2008-03-18
}}</ref>
<ref name="emel2007">{{cite journal
|author=V. V. Emelyanenko
|author2=D. J. Asher
|author3=M. E. Bailey
|date=2007
|title=The fundamental role of the Oort Cloud in determining the flux of comets through the planetary system
|journal=Monthly Notices of the Royal Astronomical Society
|volume=381 |issue=2 |pages=779–789
|bibcode=2007MNRAS.381..779E
|doi=10.1111/j.1365-2966.2007.12269.x
|citeseerx=10.1.1.558.9946}}</ref>
<ref name="hills1981">{{cite journal
|author=Jack G. Hills
|date=1981
|title=Comet showers and the steady-state infall of comets from the Oort Cloud
|journal=Astronomical Journal
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|bibcode=1981AJ.....86.1730H
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<ref name="Julio1997">{{cite journal
|author=Julio A. Fernéndez
|date=1997
|title=The Formation of the Oort Cloud and the Primitive Galactic Environment
|url=http://www.gps.caltech.edu/classes/ge133/reading/oort.pdf
|journal=Icarus (journal)
|volume=219 |pages=106–119
|accessdate=2008-03-18
| bibcode = 1997Icar..129..106F | doi = 10.1006/icar.1997.5754
}}</ref>
<ref name="levison2001">{{cite journal
|author=Harold F. Levison
|author2=Luke Dones
|author3=Martin J. Duncan
|date=2001
|title=The Origin of Halley-Type Comets: Probing the Inner Oort Cloud
|journal=Astronomical Journal
|volume=121 |issue=4 |pages=2253–2267
|bibcode=2001AJ....121.2253L
|doi=10.1086/319943
}}</ref>
<ref name="Morbidelli2006">{{cite arXiv
|author=Alessandro Morbidelli
|date=2006
|title=Origin and dynamical evolution of comets and their reservoirs of water ammonia and methane
|class=astro-ph
|eprint=astro-ph/0512256
}}</ref>
<ref name="NASA_SSE_oort">{{cite web
|title=Kuiper Belt & Oort Cloud
| work = NASA Solar System Exploration web site
|url=http://solarsystem.nasa.gov/planets/profile.cfm?Object=KBOs&Display=OverviewLong
|publisher=NASA |accessdate=2011-08-08
}}</ref>
<ref name="nasax">{{cite web|url=https://science.nasa.gov/science-news/science-at-nasa/2010/23nov_aliencomets/|title=The Sun Steals Comets from Other Stars|date=2010|publisher=NASA}}</ref>
<ref name=Oort>{{cite journal
|author=Jan Oort
|title=The structure of the cloud of comets surrounding the Solar System and a hypothesis concerning its origin
|journal=Bulletin of the Astronomical Institutes of the Netherlands
|volume=11|pages=91–110|date=1950
|bibcode=1950BAN....11...91O
}}</ref>
<ref name="Whipple">{{Cite journal
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| last4 = Wallis | first4 = M. K.
| title = A Review of Cometary Sciences
| url = http://rsta.royalsocietypublishing.org/content/323/1572/339.short
| journal = Philosophical Transactions of the Royal Society A
| volume = 323 | issue = 1572 | pages = 339–347 [341]
| publisher = Royal Society Publishing | date = 1987-09-30
| bibcode = 1987RSPTA.323..339W
| doi = 10.1098/rsta.1987.0090
}}</ref>
}}
== Надворешни врски ==
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