Dwarf planet

• Dawn spacecraft explores dwarf planet Ceres' interior evolution (19 Nov 2017)
  
• Astronomers discover new distant dwarf planet beyond Neptune (21 Jul 2016)
  
• The dwarf planet Quaoar (14 Jun 2016)
  
• What is A dwarf planet? (27 May 2016)
  
• Pluto at Last! NASA Spacecraft Arrives for Dwarf Planet Close-Up Tuesday (14 Jul 2015)