Here's how colors might look on other planets, according to experts. You may like The Earth's oceans used to be green — and could one day turn purple, scientists say; ...

For centuries, Mars has captivated the human imagination. Its reddish appearance has earned it the nickname “The Red Planet,” but is it really as red as we’ve been led to believe? While Mars certainly ...

On a planet with a limited natural color palette, your brain would become attuned to very subtle changes in shade; over time, you would view washed-out colors as more vibrant, and vice versa.

In 1989, Voyager 2 became the first and only spacecraft to ever fly by Neptune, and images from that mission famously show a planet that's a deep azure color. But in reality, Neptune is far more ...

People from cultures across the world have been looking at Mars since ancient times. Because it appears reddish, it has often been called the red planet.

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

When Voyager 2 flew by Neptune in 1989, it sent back images that were processed to better reveal features like bands and a dark spot. But a new study says it's actually a greener planet.

Its color is actually caused by the effects of a 2,000 degree Fahrenheit (1,093 Celsius) atmosphere where rock-forming ...

In 1989, Voyager 2 became the first and only spacecraft to ever fly by Neptune, and images from that mission famously show a planet that’s a deep azure color. But in reality, Neptune is far more ...

In 1989, Voyager 2 became the first and only spacecraft to ever fly by Neptune, and images from that mission famously show a planet that's a deep azure color. But in reality, Neptune is far more ...