_aer terrae circumiectus_ or _circumfusus_—the atmosphere.
_aer qui est terrae proximus_—the atmosphere.
_suspicere_[1]_ (in) caelum_—to raise the eyes to heaven; to look up
to the sky.
_oculos tollere, attollere ad caelum_—to raise the eyes to heaven; to
look up to the sky.
_sub divo_—in the open air.
_orbis finiens_ (Div. 2. 44. 92)—the horizon.
_caelum_ or _natura caeli_—climate.
_caelum salūbre, salubritas caeli_ (opp. _grave, gravitas_)—healthy
climate.
_caeli temperatio_—temperate climate.
_aer calore et frigore temperatus_—temperate climate.
_caeli asperitas_—rough climate.
_caeli varietas_—variable climate.
_caelestia_—(1) the heavenly bodies, (2) celestial phenomena.
_sol oritur, occidit_—the sun rises, sets.
_ortus, occasus solis_—sunrise; sunset.
_sol_[2] (_luna_) _deficit, obscuratur_—the sun, moon, is eclipsed.
_solis defectio_—an eclipse of the sun.
_luna crescit; decrescit, senescit_—the moon waxes, wanes.
_motus stellarum constantes et rati_—the regular courses of the stars.
_cursum conficere in caelo_—to run its course in the sky.
_caelum astris distinctum et ornatum_—the star-lit sky; the firmament.
_nox sideribus illustris_—a star-light night.
_stellae errantes, vagae_—the planets.
_stellae inerrantes_ (N. D. 2. 21. 54)—the fixed stars.
_sidera certis locis infixa_—the fixed stars.
_orbis lacteus_—the milky way.
_orbis signifer_—the zodiac.
_vertex caeli, axis caeli, cardo caeli_—the pole.
_orbis, pars (terrae), cingulus_—a zone.
_orbis medius_—the temperate zone.
[1] _suspicere_ is also used figuratively, to look up to, esteem,
honour, e.g. _viros, honores_. Similarly _despicere_.
[2] For an account of an eclipse _vid._ Liv. 44. 37.