1 The head is one of the most common sites of pain in the body. 2  The most common types of headache can be classified as 1) primary, 2) secondary, and 3) cranial neuralgias, facial pain, and other headaches. 3  The most common types of primary headaches are 1) tension, 2) migraine, and 3) cluster.
Gassy signature of habitability spied in the atmosphere of a 'hot Jupiter'. Katharine Sanderson. Carbon dioxide, one of the telltale signs that a planet may be able to support life, has been spotted in the atmosphere of a gas giant orbiting a star 63 light years from Earth.
What Is the Planet Jupiter Made Of and What Gases Make Up Jupiterâs Atmosphere and Core? 2010.07.31 by Karen Hill | Updated 2014.07.11 | Filed Under: SpaceLeave a Comment. According to current speculation, Jupiter probably has a small, solid core of silica. Above that lies a shell of a different form of liquid hydrogen. Jupiterâs core is surrounded by dense metallic hydrogen, which extends outward to about 78 percent of the radius of the planet. Droplets of helium and neon precipitate downward through this layer, resulting in reduced quantities of these elements in the upper atmosphere.