Answer | Crossword Clue |
---|---|
ERIS | Dwarf planet discovered in 2005 |
PLUTO | Dwarf planet discovered in 1930 |
CERES | Dwarf planet discovered by Piazzi |
PLUTO | Planet discovered in 1930 |
URANUS | Planet discovered in 1781 |
NEPTUNE | Planet discovered in 1846 |
PLUTO | Planet discovered in 1930. |