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Our Sun: Facts. Our Sun is a 4.5 billion-year-old yellow dwarf star – a hot glowing ball of hydrogen and helium – at the center of our solar system. It’s about 93 million miles (150 million kilometers) from Earth and it’s our solar system’s only star. Without the Sun’s energy, life as we know it could not exist on our home planet.
- The Sun
The Sun. The Sun is the star at the heart of our solar...
- The Sun
Sun Facts. The Sun is the star at the centre of our solar system. It is an almost perfect sphere of super-hot gases whose gravity holds the solar system together. The energy produced by the Sun is essential for life on Earth and is a driving force behind the Earth’s weather.
The Sun. The Sun is the star at the heart of our solar system. Its gravity holds the solar system together, keeping everything — from the biggest planets to the smallest bits of debris — in its orbit.
The Sun is the star at the center of the Solar System. It is a massive, nearly perfect sphere of hot plasma, heated to incandescence by nuclear fusion reactions in its core, radiating the energy from its surface mainly as visible light and infrared radiation with 10% at ultraviolet energies.
15 wrz 2018 · Learn about the sun's characteristics, life cycle, and effects on Earth and the solar system. Find out how the sun produces light, heat, and energy, and what will happen when it dies.
18 paź 2023 · Learn about the Sun, our closest star, and its composition, temperature, age, size, and future. Find out how it affects Earth and what happens during a solar eclipse.
9 paź 2024 · The Sun is the source of an enormous amount of energy, a portion of which provides Earth with the light and heat necessary to support life. It is part of the " observable universe ," the region of space that humans can actually or theoretically observe with the aid of technology.
