Book excerpt: Love is everywhere, even in the fartherst reaches of the Solar System. On NASA's first-ever mission to Pluto, the New Horizons satellite discovers that even when you're far from home, you are loved. New Horizons was the first NASA satellite to visit and take close-up images of Pluto. And though the journey was long and challenging, New Horizons discovered a message of love in the heart-shaped nitrogren ice lake on Pluto's surface.