For centuries Mars has been called "the Red Planet" and there's a scientific reason why.

Is Mars really red? A physicist explains the planet’s reddish hue and why it looks different to some telescopes

Source: space
Source Link: https://www.space.com/astronomy/mars/is-mars-really-red-a-physicist-explains-the-planets-reddish-hue-and-why-it-looks-different-to-some-telescopes