Sun - Wikipedia
WEBThe Sun is the star at the center of the Solar System. It is a massive, hot ball of plasma, inflated and heated by energy produced by nuclear fusion reactions in its core. Part of this energy is emitted from its surface as visible light, ultraviolet, and infrared radiation, providing most of the energy for life on Earth.
Sun - National Geographic Society
WEBFeb 2, 2024 · The sun is an ordinary star, one of about 100 billion in our galaxy, the Milky Way. The sun has extremely important influences on our planet: It drives weather, ocean currents, seasons, and climate, and makes plant life possible through photosynthesis. Without the sun’s heat and light, life on Earth would not exist.
Sun - NASA Science
WEBOverview. The Sun's gravity holds the solar system together, keeping everything – from the biggest planets to the smallest particles of debris – in its orbit. The connection and interactions between the Sun and Earth drive the seasons, ocean currents, weather, climate, radiation belts and auroras.
Sun | Definition, Composition, Properties, Temperature, & Facts
WEB4 days ago · Sun, star around which Earth and the other components of the solar system revolve. It is the dominant body of the system, constituting more than 99 percent of its entire mass. 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.
Sun: Facts - NASA Science
WEBOur 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.
Our solar system: The sun information and facts - National …
WEBSep 15, 2018 · • 7 min read. Compared with the billions of other stars in the universe, the sun is unremarkable. But for Earth and the other planets that revolve around it, the sun is a powerful center of...
Sun 101 | National Geographic - YouTube
WEBJan 5, 2018 · National Geographic. 23M subscribers. Subscribed. 89K. 10M views 6 years ago. The sun keeps the planets in its orbit with a tremendous gravitational force. What would happen if it disappeared...
The Sun: Facts, size, and fate of Earth’s blazing star
WEBOct 18, 2023 · How big is the Sun? With a diameter of some 864,000 miles (1.39 million km), the Sun dwarfs any other object in our solar system. In fact, you could fit about 1.3 million Earths inside it....
Sun summary | Britannica
WEBIts core temperature is close to 15,000,000 K (27,000,000 °F ) and its surface temperature about 6,000 K (10,000 °F). The Sun, a spectral type G2 V (yellow) star, has fairly average properties for a main-sequence star ( see Hertzsprung-Russell diagram).
Sun releases the strongest flare in current cycle from the same
WEB5 days ago · After causing the dazzling waves of aurora borealis this weekend, our Sun isn’t done yet: The strongest solar flare of the current solar cycle occurred Tuesday afternoon, according to the ...
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