How To Weigh A Star Using A Moon

October 19, 2010 0 Comments

Boston MA (SPX) Oct 18, 2010 ![][1] Boston MA (SPX) Oct 18, 2010 How do astronomers weigh a star that’s trillions of miles away and way too big to fit on a bathroom scale? In most cases they can’t, although they can get a best estimate using computer models of stellar structure. New work by astrophysicist David Kipping says that in special cases, we can weigh a star directly. If the star has a planet, and that planet has a

[1]: http://www.space-travel.com/images/exoplanet-and-moon-transit-sun-like-star-bg.jpg

URL: http://www.spacedaily.com/reports/How_To_Weigh_A_Star_Using_A_Moon_999.html