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🌟
✦ ASTRONOMY ✦

ASTRO
NOMY!

🔭 From the Big Bang to Black Holes — The Universe Explained!

📖 150 Topics ⏱️ 5 min per comic 🧠 Quiz included
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T = 0
Big Bang
10⁻³⁶ SEC
Inflation starts
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10⁻³² SEC
Inflation ends
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REHEATING
Energy released
🌈
TODAY
Smooth flat universe
⚡ THE INFLATIONARY UNIVERSE
TOPIC 07 · ASTRONOMY · THE FASTEST EXPANSION IN COSMIC HISTORY
PAGE 1 OF 5 — FASTER THAN LIGHT
10⁻³⁶ TO 10⁻³² SECONDS
Cosmic inflation showing the universe expanding exponentially faster than light in the first instant
THE UNIVERSE DOUBLED OVER AND OVER IN AN INSTANT
In the first unimaginably tiny fraction of a second after the Big Bang, a burst of energy caused space itself to expand at an extraordinary rate: doubling in size at least 90 times in 10 to the power of minus 32 seconds. This is faster than the speed of light, which is allowed because it was space itself stretching, not matter moving through space. A region smaller than a proton became something larger than our entire observable universe.
🔮 SCALE OF INFLATION
During inflation, the universe grew by a factor of at least 10 to the power of 26. That is 100 million billion billion times larger in a time interval so brief it makes a billionth of a second seem like an eternity by comparison.
EXPAND!
BEFORE
Before inflation: universe smaller than a proton filled with dense quantum energy in a false vacuum
🔮 Before inflation: universe smaller than a proton
🔥 Extremely hot, dense quantum energy
⚡ The inflaton field is in a false vacuum state, ready to release energy
AFTER
After inflation: universe stretched vast and smooth with tiny quantum fluctuations frozen at cosmic scales
🌟 After inflation: universe 10²⁶ times larger
🌈 Perfectly smooth and uniform in every direction
⚛️ Tiny quantum fluctuations stretched to cosmic scales
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