Painting Candlelight, Firelight, Moonlight
You will notice when observing objects lit by candlelight the light on them falls off quickly receding from it. The ‘inverse square law’ comes into effect. This is where at twice the distance the light is only ¼ as bright. Or the same light rays must cover 4 times the area.
I came across the National Gallery of Art exhibition on Remington’s works. This particular exhibition focuses on his nocturnes. Worth a perusal, here is the link:
You should find it interesting.
Painting by Frederic Remington (October 4, 1861 - December 26, 1909), Shotgun Hospitality from 1908, Hood Museum of Art, Dartmouth College, Hanover, New Hampshire
Source: National Gallery of Art, Washington D.C.