I've seen the same planet colored differently in different photos. Here are the true colors of major planets to the best of my knowledge (spacecraft photos appearing in the media often have false coloration): Mercury: grey; Mercury has practically no atmosphere, so we just see the rocky surface.
Sitting for hours can cause poor circulation which is a major cause of the heavy legs syndrome and if there no underlying medical condition and the feeling worsens when walking upstairs, then curiously enough, you might like to look at your diet for clues.
Cramps. A principle cause of leg pain is a cramp or muscle spasm, often known as a charley horse. Muscle fatigue, dehydration, and some medicationsâsuch as diuretics and statinsâcan all lead to leg cramps.eg pain refers to pain or discomfort anywhere in the leg. It can range from a dull ache to an intense stabbing sensation. There are many causes of leg pain. However, only some of these are medically serious.