Define universe

1. countable noun The universe is the whole of space and all the stars, planets, and other forms of matter and energy in it. Einstein's equations showed the Universe to be expanding. Early astronomers …
Trends
WebLearn how the Universe is a big, open place where you are in it, and how scientists study it. See images of the stars, planets, and things on Earth that are part of it.
WebCosmic Inflation Big Bang and Nucleosynthesis Recombination Dark Ages First Stars Reionization The Future The Universe’s History The origin, evolution, and nature of the …
Proper noun [ edit] the Universe Our universe, the sum of everything that exists in the cosmos, including time and space itself. Powerful telescopes look far back …
Learn what an exoplanet is, how it is made of, and how it differs from other things in the universe. Explore the history, structure, and features of the universe, from …
Webuniverse 1. The totality of all existing things: cosmos, creation, macrocosm, nature, world. 2. The human race:
Webnoun All space-time, matter, and energy, including the solar system, all stars and galaxies, and the contents of intergalactic space, regarded as a whole. American Heritage A …
The universe was spherical, onion-like, and finite: outside the celestial orbs was the Primum Mobile, the sphere responsible for imparting motion to the inner spheres. …
holism This character of "wholeness" meets us everywhere and points to something fundamental in the universe....from [holos] = whole) is the term here coined for …
A Belgian priest named Georges Lemaître first suggested the big bang theory in the 1920s, when he theorized that the universe began from a single primordial atom. …
See more