There’s truly nothing like a pretty sunset. As the sun sets, the heavens above are like cotton candy: lighting up with a beautiful display of deep reds, vibrant oranges, and intense pinks.

The colors change as the wavelength increases from violet to indigo to blue, green, yellow, orange, red and deep red. As a light wave's length increases, its energy decreases.

A note overlaid on the video says, "Never in my life have I seen a cloud so big it blocks the sunrise all the way across the sky." The clip has amassed 4 million views since it was first shared on ...

While, in this simulation, sunset on Uranus is a stunning ombre of blue tones, the sky on Venus shifts from a dull yellow to a muddy brown, the sky on Mars appears as a greyish-brown spectacle and ...