अंतरिक्ष के बारे में 10 तथ्य!

10 FACTS ABOUT SPACE!

1. The Universe is Vast: The observable universe is about 93 billion light-years in diameter.
2. Galaxies Are Numerous: There are an estimated 2 trillion galaxies in the observable universe.
3. Stars Vary Widely: Stars come in various sizes and colors, from small red dwarfs to massive blue giants.
4. Planets Outside Our Solar System: Thousands of exoplanets have been discovered orbiting stars outside our solar system.
5. Black Holes: Black holes are regions of space where gravity is so strong that not even light can escape from them.
6. Nebulae: Nebulae are immense clouds of gas and dust, often sites of star formation.
7. Dark Matter: Dark matter makes up about 27% of the universe, but it does not emit light and is detectable only through its gravitational effects.
8. Asteroids: The asteroid belt, located between Mars and Jupiter, contains millions of rocky bodies.
9. Space Exploration: Humans have sent spacecraft to every planet in our solar system and have landed on the Moon.
10. Cosmic Microwave Background: The cosmic microwave background radiation is the afterglow of the Big Bang, providing a snapshot of the early universe.

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