Universe is a space, time, matter and energy, posed by continuum. Is a synthesis of all space and time. General understanding of the universe that we existed a temporal and spatial continuous system, including all materials, energy, and events. According to big bang cosmological model of the universe projection, age of the universe about 20 billion years.
The shape of the universe is still unknown, humans in audacity to imagine. Some people say that the universe is in fact a human-like creature in a small cell. The shape of the universe according to the big bang theory, the history of the universe can be expressed as a right-side opening of closed surfaces. Left Center for bang singularity, right 13.7 billion years to reach our now open. From left to right are: Singularity, 400,000 years of expansion, nearly 400 million years in the early dark phase, stars, galaxies and planets appear development phase, contains dark matter and dark energy accelerating expansion period.
望采纳
