"ہیلی کا دم دار سیارہ" کے نسخوں کے درمیان فرق
حذف شدہ مندرجات اضافہ شدہ مندرجات
م خودکار: ویکائی > الکامل فی التاریخ |
م خودکار: یوآرایل کی آرکائیو سازی |
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|url=http://www.space.com/scienceastronomy/solarsystem/borrelly_dark_011129.html
|accessdate=2008-12-16|archiveurl=http://web.archive.org/web/20011130041644/http://www.space.com/scienceastronomy/solarsystem/borrelly_dark_011129.html|archivedate=2001-11-30}}</ref>
|sidereal_day = 2.2 d (52.8 h) (?)<ref name=jpldata>{{cite web |date=1994-01-11 last obs |title=JPL Small-Body Database Browser: 1P/Halley |url=http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=1P |accessdate=2008-10-13| archiveurl = http://web.archive.org/web/20190111231352/https://ssd.jpl.nasa.gov/?horizons | archivedate = 11 جنوری 2019 }}</ref><ref name=density>{{cite web|title=Is the nucleus of Comet Halley a low density body?|author= RZ Sagdeev; PE Elyasberg; VI Moroz.|work=AA(AN SSSR, Institut Kosmicheskikh Issledovanii, Moscow, USSR)، AB(AN SSSR, Institut Kosmicheskikh Issledovanii, Moscow, USSR)، AC(AN SSSR, Institut Kosmicheskikh Issledovanii, Moscow, USSR)|url=http://adsabs.harvard.edu/abs/1988Natur.331.۔240S|year=1988|accessdate=2007-05-15}}</ref><ref name=mass>{{cite web|title=Halley, comet's mass loss and age|author=G. Cevolani, G. Bortolotti and A. Hajduk|url=http://www.springerlink.com/content/0r3801302547v3x8/|year=1987|accessdate=2007-05-15}}</ref><ref name=Peale1989>{{cite journal
|last=Peale |first=S.J.
|coauthors=Lissauer, Jack J.
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