http://www.android-android.de/an-illustration-of-the-heliotail-that-trails-our-solar-system39s-journey-through-the-milky-way-credit-nasa-while-earth-spins-around-the-sun-at-around-67000-mph-the-sun-rotates-around-the-milky-way-gal/2013-07-12/?utm_source=rss&utm_medium=rss&utm_campaign=an-illustration-of-the-heliotail-that-trails-our-solar-system39s-journey-through-the-milky-way-credit-nasa-while-earth-spins-around-the-sun-at-around-67000-mph-the-sun-rotates-around-the-milky-way-gal hourly 1 http://wordpress.org/?v=3.5.1