Sentences with phrase «frozen icy crust»

Not exact matches

NS = new snow; PO = powder; PP = packed powder; HP = hard packed snow; HB = hard base; GR = granular; FG = frozen granular; CO = corn snow; BC = breakable crust; UC = unbreakable crust; W = wet; IC = icy condition; BS = bare spots; DC = dangerous condition; CL = trail or slope closed.

Interior Astronomers hoped the probe would confirm that comets fit the popular model of a «dirty snowball»: an icy core made up of a solid mix of water ice, dirt, and frozen gases like carbon dioxide and carbon monoxide, coated with a thin crust of debris.

It's currently impossible to probe beneath the icy crust of a planet like Pluto, but if Ceres does have an exposed frozen (once subsurface) ocean, that gives planetary scientists a useful proxy.