హేలీ తోకచుక్క: కూర్పుల మధ్య తేడాలు
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3 మూలము(ల)ను భద్రపరచటానికి ప్రయత్నించగా, 0 పనిచేయనివిగా గుర్తించాను.) #IABot (v2.0 |
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పంక్తి 27:
|author=R. R. Britt
|url=http://www.meteorite-list-archives.com/2001/nov/0597.html
|accessdate=16 December 2008
|website=
|archive-url=https://www.webcitation.org/6IhUmaDt7?url=http://www.meteorite-list-archives.com/2001/nov/0597.html
|archive-date=7 ఆగస్టు 2013
|url-status=dead
}}</ref>
|sidereal_day = 2.2 d (52.8 h) (?)<ref name=Peale1989>{{Cite journal
|author= S. J. Peale, J. J. Lissauer
Line 117 ⟶ 122:
* [http://books.google.co.uk/books?id=bKAwAAAAYAAJ&pg=PA321 Synopsis of the Astronomy of Comets] (1706 reprint of Halley's 1705 paper)
* [http://www.esa.int/images/giotto_3_l.jpg Halley's nucleus by Giotto spacecraft (ESA link)]
* [https://web.archive.org/web/20110927022415/http://sse.jpl.nasa.gov/multimedia/display.cfm?IM_ID=11423 Image of Halley in 1986 by Giotto spacecraft (NASA link)]
* [http://cometography.com/pcomets/001p.html cometography.com]
* [http://www.seds.org/~spider/spider/Comets/halley.html seds.org]
Line 123 ⟶ 128:
* [http://ssd.jpl.nasa.gov/?great_comets Donald Yeomans, "Great Comets in History"]
* [http://www.ianridpath.com/halley/halley1.htm A brief history of Halley's Comet] ([[Ian Ridpath]])
* [https://web.archive.org/web/20110527154926/http://www.datasync.com/~rsf1/fun/halley12.htm Halley's Comet,12 BC]
{{DEFAULTSORT:Halley}}
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