Solar deity
A solar deity is a sky deity who represents the Sun
The Sun is the star at the center of the Solar System. It is almost perfectly spherical and consists of hot plasma interwoven with magnetic fields...

, or an aspect of it, usually by its perceived power and strength. Solar deities and sun worship can be found throughout most of recorded history
History is the discovery, collection, organization, and presentation of information about past events. History can also mean the period of time after writing was invented. Scholars who write about history are called historians...

 in various forms. Hence, many beliefs have formed around this worship, such as the "missing sun" found in many cultures.
In different religions solar supreme deities carry different names and are associated with different aspects of the cultural universe of the society, but for the most part its raw image remains identical.

The Neolithic
The Neolithic Age, Era, or Period, or New Stone Age, was a period in the development of human technology, beginning about 9500 BC in some parts of the Middle East, and later in other parts of the world. It is traditionally considered as the last part of the Stone Age...

 concept of a solar barge, the sun as traversing the sky in a boat
A boat is a watercraft of any size designed to float or plane, to provide passage across water. Usually this water will be inland or in protected coastal areas. However, boats such as the whaleboat were designed to be operated from a ship in an offshore environment. In naval terms, a boat is a...

, is found in the later myths of ancient Egypt
Ancient Egypt
Ancient Egypt was an ancient civilization of Northeastern Africa, concentrated along the lower reaches of the Nile River in what is now the modern country of Egypt. Egyptian civilization coalesced around 3150 BC with the political unification of Upper and Lower Egypt under the first pharaoh...

, with Ra
Ra is the ancient Egyptian sun god. By the Fifth Dynasty he had become a major deity in ancient Egyptian religion, identified primarily with the mid-day sun...

 and Horus
Horus is one of the oldest and most significant deities in the Ancient Egyptian religion, who was worshipped from at least the late Predynastic period through to Greco-Roman times. Different forms of Horus are recorded in history and these are treated as distinct gods by Egyptologists...

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