WebMar 16, 2024 · The sun is a yellow dwarf star in the center of the solar system, and it is the largest, brightest and most massive object in the system. The sun formed around 4.5 billion years ago. At that time ... WebJan 18, 2024 · Summary. The Sun is the center of our solar system, with 9 planets and is one of billions of stars in our galaxy. The Sun provides light and heat to the orbiting planets. It is extremely large compared to the Earth and is 92 million miles away. The temperature inside the Sun reaches 15 million degrees, being driven by nuclear fusion reactions.
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WebThe two largest planets, Jupiter and Saturn, have nearly the same chemical makeup as the Sun; they are composed primarily of the two elements hydrogen and helium, with 75% of their mass being hydrogen and 25% helium. On Earth, both hydrogen and helium are gases, so Jupiter and Saturn are sometimes called gas planets. But, this name is misleading. WebThe two largest planets, Jupiter and Saturn, have nearly the same chemical makeup as the Sun; they are composed primarily of the two elements hydrogen and helium, with 75% of their mass being hydrogen and 25% helium. On Earth, both hydrogen and helium are gases, so Jupiter and Saturn are sometimes called gas planets. But, this name is misleading. new ford truck interest rates
Earth
WebSep 23, 2024 · Two very important things we can learn from spectral lines is the chemical composition of objects in space and their motions. Chemical Composition. During the first half of the 19th century, scientists such as John Herschel, Fox Talbot, and William Swan studied the spectra of different chemical elements in flames. WebJul 1, 2024 · Despite the controversy, everyone agrees on the basics: The sun consists mainly of hydrogen and helium, the two lightest elements. It generates energy at its center … WebMay 25, 2024 · E. Siegel / Beyond The Galaxy. 2.) Helium. About 28% is helium, with 25% formed in the Big Bang and 3% from stellar fusion. Some rare galaxies exhibit a green glow thanks to the presence of doubly ... new ford truck model