This cool space wallpaper shows gas released by a dying star racing across space at more than 600,000 miles an hour, forming the delicate shape of a celestial butterfly. This nebula is also known as NGC 6302 or the Bug Nebula.
(Image: © NASA, ESA, and the Hubble SM4 ERO Team)
Have a news tip, correction or comment? Let us know at email@example.com.