... Credit Copyright: NASA , ESA , and the Hubble SM4 ERO Team Explanation: The bright clusters and nebulae of planet Earth's night sky are often named for flowers or insects . Though its wingspan covers over 3 light-years, NGC 6302 is no exception. ... This sharp and colorful close-up of the dying star's nebula was recorded in 2009 by the Hubble Space Telescope's Wide Field Camera 3, installed during the final shuttle servicing mission . ... Publications with keywords: butterfly nebula . ...