| OCTANS | Faint constellation devised by French astronomer Nicolas Louis de Lacaille in 1752; location of Polaris Australis, the southern pole star (6) |
| ANTLIA | Small faint southern constellation created by French astronomer Nicolas-Louis de Lacaille in the 1750s; Latin, 'pump' (6) |
| NORMA | One of the constellations named by French astronomer Nicolas Louis de Lacaille after scientific instruments (5) |
| MENSA | Faint southern constellation created by Nicolas-Louis de Lacaille in 1754 and named after South Africa's Table Mountain (5) |
| CHROMIUM | Chemical element 24, discovered by French chemist Nicolas-Louis Vauquelin in 1797 (8) |
| DIONE | This moon was discovered by the Italian-born French astronomer Gian Domenico Cassini in 1684 and named for a daughter of the Titan Oceanus in Greek mythology. It is accompanied in its orbit by two muc |
| GREGORIAN | Kind of calendar adopted in Great Britain in 1752 (9) |
| NEWSTYLE | Another name for the Gregorian calendar adopted in Britain in 1752 (3,5) |
| VELA | Small southern constellation created from the larger Argo Navis in 1752, along with Carina and Puppis (4) |
| CHATTERTON | Thomas _, poet born in Bristol in 1752 (10) |
| LIGHTNING | Weather phenomenon notably investigated by Benjamin Franklin in 1752 |
| ELEVEN | How many days did Britain lose in 1752 on changing from the Julian to the Gregorian calendar? (6) |
| LALANDE | Surname of the French astronomer who, in his Histoire Celeste, catalogued the positions of about 50,000 stars (7) |
| CANALETTO | Venetian artist who painted Northumberland House in 1752 (9) |
| REPTON | Humphry, English landscape gardener born in 1752 (6) |
| RHEA | Saturn's second-largest moon, discovered in 1672 by the Italian-born French astronomer Gian Domenico Cassini, this moon is named for a Titan of Greek mythology. |
| TETHYS | This moon was discovered in 1684 by the Italian-born French astronomer Gian Domenico Cassini and named for a Titan in Greek mythology. Its most impressive feature is Ithaca Chasma, a giant crack sever |
| PICARD | Jean, 17th Century French astronomer who measured the size of the Earth to a reasonable degree of ac |
| CASSINI | The divisions or gaps in the rings of Saturn named after an Italian-born French astronomer (7) |
| JEANPICARD | 17th-century French astronomer who measured the size of the Earth to a reasonable degree of accuracy (4,6) |
