The solar system has a tail, NASA reveals.

Our solar sys­tem, home to Earth and the other seven plan­ets, may be the equiv­a­lent of our own back­yard in astro­nom­i­cal terms, but it’s still full of sur­pris­es. The lat­est, accord­ing to NASA, is that the entire solar sys­tem has a…

By Carl Franzen, theverge.com

Our solar system is moving like a comet. I wonder why is it happening? Are we falling constantly because the gravity force of some giant and heavy object?