stellar          
adjective uk/ˈstel.ər/ us/ˈstel.ɚ/
 恒星的,星球的
of a star or stars
  a stellar explosion 恒星爆炸 
 stellar light 星光 
  informal杰出的,优秀的;精彩的 
Stellar people or activities are of an extremely high standard.
  a stellar performance/player/team 精彩的演出/优秀的选手/出色的球队