This image taken by NASA Cassini spacecraft in 2009, shows the first flash of sunlight reflected off a hydrocarbon lake on Saturn moon Titan. The glint off a mirror-like surface is known as a specular reflection.
This image taken by NASA Cassini spacecraft in 2009, shows the first flash of sunlight reflected off a hydrocarbon lake on Saturn moon Titan. The glint off a mirror-like surface is known as a specular reflection.