Laid out like an orchestra in a quiet gallery room, 40 colorful gems have one of the planet’s most distinguished conductors: ...

The “blood moon” name comes from the deep reddish hue it takes on ... violets ― scatter more easily than colors with longer wavelengths, like red and orange,” NASA states.

Patient observers can watch this process happening as the gray full moon gradually turns red; displays ever-changing reddish ... Sunlight is made up of many colors, each with a different wavelength.