#https://commons.wikimedia.org/wiki/File:Veil_Nebula_-_NGC6960.jpg?uselang=zh-cn
#https://commons.wikimedia.org/wiki/File:Veil_Nebula_Complex_NGC_6960,_6992,_6995,_6974,_6979,_IC_1340.jpg?uselang=zh-cn
#https://commons.wikimedia.org/wiki/Category:Lagoon_Nebula#/media/File:Lagoon_nebula_m8.jpg
#https://commons.wikimedia.org/wiki/Category:Lagoon_Nebula#/media/File:Lagoon_Nebula.jpg
#https://commons.wikimedia.org/wiki/Category:NGC_6302#/media/File:NGC_6302_Hubble_2009.full.jpg
#https://commons.wikimedia.org/wiki/File:Rosette_Nebula_NGC_2237_-_C49.png?uselang=zh-cn
#https://upload.wikimedia.org/wikipedia/commons/f/f4/Saturn_false_color_Voyager-1.jpg
#https://commons.wikimedia.org/wiki/File:The_Sun_by_the_Atmospheric_Imaging_Assembly_of_NASA%27s_Solar_Dynamics_Observatory_-_20100819.jpg?uselang=zh-cn
#https://en.wikipedia.org/wiki/Solar_System#/media/File:Solarsystemobjectsinscale.jpg
#https://commons.wikimedia.org/wiki/Star#/media/File:Alpha_Capricorni.jpg
#