Question

what event is believed to have created the universe​

Answer 1

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The Big Bang theory is the prevailing cosmological description of the development of the universe. According to estimation of this theory, space and time emerged together 13.799±0.021 billion years ago and the energy and matter initially present have become less dense as the universe expanded.

• Diameter: Unknown. Diameter of the observable universe: 8.8×1026 m (28.5 Gpc or ...
• Mass (ordinary matter): At least 1053 kg
• Main contents: Ordinary (baryonic) matter (4.9%); Dark matter (26.8%); Dark energy ...
• Average temperature: 2.72548 K (-270.4 °C or -454.8 °F)

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