NASA news: New Horizons closes in on asteroid more than FOUR BILLION miles from Earth NASA’S New Horizons space craft is embarking on its most ambitious missions to date as it closes in on an icy asteroid more than 4 BILLION miles from Earth. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:What in the World: A Breakthrough in C-Section History: Beatrice of Bourbon’s Survival in 1337Matter: Global Warming Alters Arctic Food Chain, Scientists Say, With Unforeseeable ResultsUnsustainability Shutters Socially Responsible Luxury Brand SunoJames Simons’s Foundation Starts New Institute for Computing, Big DataJames Simons’s Foundation Starts New Institute for Computing, Big DataEli Lilly’s Experimental Alzheimer’s Drug Failed in Large Trial