Water-ice covers Charon, while Pluto's surface is predominantly nitrogen frost with traces of methane and carbon monoxide ices.

BBC: Scientists plan Pluto flyby

As Pluto recedes from the Sun, much of its thin nitrogen atmosphere will condense as frost on the surface.

BBC: Scientists plan Pluto flyby

The lawn that morning was cinematic, with dew lying like a rime of silvery frost on the playing surface.

FORBES: Travel

Soon after opening, the bypass had to be closed temporarily for resurfacing, when the road surface was damaged by a sudden frost.

BBC: Marking 50 years of UK motorways

One striking sequence shows Endurance buried up to her deck in ice, a tangle of rigging and splintered timbers, every surface thickly covered with hoar-frost.

ECONOMIST: Antarctic exploration