ASTRONOMERS said last week they had found another blue planet a long, long way from Earth – though it is no water world, but a scorching, hostile place where it rains glass sideways.

A new study claims that a mineral found in Mars' dust called ferrihydrite, which forms in the presence of cool water, is ...

The images it took in single colours "combined to create composite images that showed the planets to be cyan and azure, respectively", said Space.com. But experts have found that the images of ...

For example, it’s a dusty red color. But, new research from the European Space Agency is challenging humanity’s understanding of why Mars is called the Red Planet. “Mars is still the Red Planet.

The first life forms used retinal instead of chlorophyll, absorbing green light and reflecting red and blue—turning the planet an eerie purple. Chlorophyll wasn’t always king. Retinal ...