NASA found Space Ribbon at Solar System's Edge

Space "Ribbon" Found at Solar System's Edge. NASA's Interstellar Boundary Explorer, or IBEX, has just produced new images of the solar system that has shocked astronomers.

The first full-sky map of the solar system's edge—more than 9 billion miles (15 billion kilometers) away—has revealed a bright "ribbon" of atoms called ENAs.

The solar system is surrounded by a protective "bubble" called the heliosphere.

Video: Space Ribbon at Solar System

Full story from National Geographic.