ray

The crater is in permanent shadow from the Sun's rays, so it has very low temperatures and is considered an ideal place to look for ice.

As the last rays of the sun disappeared, Borys, a spry and upright retired colonel of 70 who served 30 years in the Soviet army stopped on his way to his car.

Although humans can't see them, radio waves are a form of light in the sense that they are part of the electromagnetic spectrum, which also includes X-rays and gamma rays.

Tails aren’t just animal accessories, they usually carry specific functions, but when it comes to rays, their function has been somewhat mysterious until now.

It read: "As the sun we will rise again", but had some of the sun's rays missing.