| A | B |
|---|
| atmospheric | having to do with the mass of air that surrounds the earth |
| bleak | barren; desolate |
| countless | unlimited; infinite |
| crescent | characterized by a curved, semi-circular shape |
| dismal | dreary; gloomy |
| equinox | one of two times each year when day and night are of equal length |
| expanse | wide and open area |
| fragment | a broken or disconnected part |
| gravity | the force of attraction toward the center of a celestial body |
| hazy | misty; foggy |
| humid | moist; damp |
| illumination | a lighting up |
| luminescent | capable of emitting light |
| luminous | bright; giving off light |
| meteorology | science dealing with weather and weather forecasting |
| phenomenon | an unusual or significant occurrence |
| refraction | bending or deflection of a ray of light |
| solstice | time of year when the sun is farthest from the equator |
| sultry | hot and moist; sweltering |
| turbulence | violent motion or agitation |
