Interstellar Boundary Explorer (IBEX) is a NASA satellite that is making a map of the boundary between the Solar System and interstellar space.

 

 

The ribbon of energetic neutral atom (ENA) emissions seen in the IBEX map.

 

 

The motion of the solar system through the interstellar medium, along with the orientation of the galactic magnetic field, courtesy IBEX. The bright ring around the heliosphere is the energetic neutral atoms.