Täht (astronoomia): erinevus redaktsioonide vahel

<ref name="UCL">{{Netiviide| date = 2004-06-18| URL = http://www.star.ucl.ac.uk/groups/hotstar/research_massloss.html| Arhiivi URL = http://web.archive.org/web/20041122143115/http://www.star.ucl.ac.uk/groups/hotstar/research_massloss.html| archivedate = 2004-11-22| Pealkiri = Mass loss and Evolution | Väljaandja = UCL Astrophysics Group| Kasutatud = 2006-08-26}}</ref>

<ref name="Schroder">{{cite journal | first=K.-P. | last=Schröder | coauthors=Smith, Robert Connon | year=2008 | title=Distant future of the Sun and Earth revisited | doi=10.1111/j.1365-2966.2008.13022.x | journal=Monthly Notices of the Royal Astronomical Society | volume = 386 | issue=1 | page = 155 | bibcode=2008MNRAS.386..155S}} Vaata ka {{cite news| url=http://space.newscientist.com/article/dn13369-hope-dims-that-earth-will-survive-suns-death.html?feedId=online-news_rss20| title=Hope dims that Earth will survive Sun's death| date=2008-02-22| work=NewScientist.com news service| first=Jason | last=Palmer| accessdate=2008-03-24}}</ref>

<ref name="Liebert">{{cite journal | author=Liebert, J. | title=White dwarf stars | journal=Annual review of astronomy and astrophysics | year=1980 | volume=18 | issue=2 | pages=363–398 | bibcode=1980ARA&A..18..363L | doi = 10.1146/annurev.aa.18.090180.002051}}</ref>

<ref name="Goddard">{{Netiviide| date = 2006-04-06 | URL = http://heasarc.gsfc.nasa.gov/docs/objects/snrs/snrstext.html | Pealkiri = Introduction to Supernova Remnants | Väljaandja = Goddard Space Flight Center | Kasutatud = 2006-07-16}}</ref>