Answer | Crossword Clue |
---|---|
PULSAR | Astronomical discovery of 1967 |
PLUTO | Astronomical discovery of 1930 |
CERES | Astronomical discovery of 1801 |
URANUS | Astronomical discovery of 1781 |
QUASAR | Astronomical discovery of the 1960's |
ORB | Astronomical discovery |
PLUTO | 1930 astronomical discovery |
ERIS | Astronomical discovery initially called Xena |