The largest yellow star ever discovered, 1300 times the diameter of our sun, has another star orbiting so closely they're actually touching.
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See more at http://www.newsy.com
European Southern Observatory http://www.eso.org/public/news/eso1409/
New Scientist http://www.newscientist.com/article/dn25207-largest-ever-yellow-star-is-1300-times-bigger-than-sun.html#.UyCxl1FdXpo
Discover Magazine http://blogs.discovermagazine.com/d-brief/2014/03/12/newly-analyzed-star-is-one-of-ten-largest-ever-discovered/#.UyCxnVFdXpo
(Image source: ESO)
Actually our star is so mundane it's actually fairly rare. We are surround in our local group by red dwarfs. Our tiny white dwarf is very boring- but, it's that predictable boring nature that allowed for life to evolve in the first place so be glad our sun is a wallflower.
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