The Big Bang - NASA Science

Overview

The origin, evolution, and nature of the universe have fascinated and confounded humankind for centuries. New ideas and major discoveries made during the 20th century transformed cosmology – the term for the way we conceptualize and study the universe – although much remains unknown.

Big Bang Stories

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What is Dark Energy? Inside our accelerating, expanding Universe

Big Bang Infographic showing the timeline of the history of the big bang and the formation of the building blocks of the universe. he history of the universe is outlined in this infographic. It starts with Inflation, then the first particles in 1 microsecond, followed by first nuclei (10 seconds); first light (300,000 years); first stars (200 million years); galaxies and dark matter (400 million years); dark energy (10 billion years); present (13.8 billion years). NASA

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Dark Matter & Dark Energy

Galaxies

Looking like a pinwheel, this face-on spiral galaxy holds a bright-white core at image center. Arms curve outward from the core. They hold dark dust lanes and bright star-forming regions. All on a black background dotted with stars.

Stars

Black Holes