An onionskin-like structure of concentric dust shells surround a central, aging star as seen in this cool space wallpaper. Twin beams of light radiate from the star and illuminate the usually invisible dust. Artificial colors show how light reflects off the particles and heads toward Earth.

Credit: NASA and The Hubble Heritage Team (STScI/AURA), Acknowledgment: W. Sparks (STScI) and R. Sahai (JPL)