Answer | Crossword Clue |
---|---|
HALE | Palomar Observatory telescope |
HALE | ... telescope (reflector at Palomar Observatory) |
CALTECH | Palomar Observatory operator |
CALTECH | Operator of the Palomar Observatory |
PALOMAR | .. Observatory, site of the larger Hale Telescope |
ARECIBO | ... Observatory, home of the world's largest single-aperture radio telescope |