This second image shows light behind the Character, creating a glow effect.
This third image shows the Character laying down in the sunlight, on the surface of Mars. Notice that due to the atmospheric conditions the lighting is tinged in Red.
This image shows the use of three point lighting. Notice the different tones of light hitting the subject.
This shot shows the Alien Character in an early morning lighting style.
Yup, its the blood red that does it...
Heres another render showing the lighting to depict a Sci Fi style enviroment. Very spooky!
Finally here is the Character in a "Fire"-esque style lighting. To give it extra warm I created more yellows fused with the red in the texture node.