That expansion makes their surface temperatures drop, and they change color from blue to red in fairly short order — about 10,000 years for a giant star like Betelgeuse, which is around 14 times ...

The steps to change the color of your Lightsaber are relatively straightforward, but if you don’t know where to look, the option can be somewhat easy to miss.

Eventually, however, our star will actually physically change color. This will be more than a mere palette swap and will be disastrous for the Earth and the planets in the inner solar system.

Star Wars has plenty of lightsabers, and there is a good reason behind why the weapons change colors so often ... AKA living ...