WebOct 15, 2024 · The Sun formed about 4.6 billion years ago in a giant, spinning cloud of gas and dust called the solar nebula. As the nebula collapsed under its own gravity, it spun faster and flattened into a disk. … WebJun 11, 2024 · A red giant star reaches sizes of about 100 million to 1 billion kilometers / 62 million to 621 million miles in diameter, or 100 to 1,000 times the size of our Sun. Since a red giant star’s energy spreads across a …
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WebFeb 13, 2015 · In a few billion years, the sun will become a red giant so large that it will engulf our planet. But the Earth will become uninhabitable much sooner than that. After about a billion years the sun ... WebThe Sun has already lived almost half of its life, it is 4.5 billion years old, and in about 5 billion years, it will become a red giant. When our Sun will end its red giant phase, it will begin to shrink, eventually reaching the size of our Earth. It will then become what is known as a white dwarf star. samsung washing machine offers uk
All About the Sun NASA Space Place – NASA Science for Kids
WebJul 18, 2008 · Scientists theorize that our sun would grow in size and for a time become a red giant. These animations show the resulting effects on the planets of our solar system. … WebTypes of Stars. NASA’s Solar Dynamics Observatory captured this image of our 4.6-billion-year-old Sun, a main sequence star. Scientists expect it will remain one for another 5 billion years before becoming a red giant. Credit: NASA's Scientific Visualization Studio/SDO. The universe’s stars range in brightness, size, color, and behavior. WebSep 5, 2024 · In about 5 billion years, the Sun is due to turn into a red giant. The core of the star will shrink, but its outer layers will expand out to the orbit of Mars, engulfing our planet in the process. If it's even still there. One thing is certain: By that time, we won't be around. In fact, humanity only has about 1 billion years left unless we ... samsung washing machine on off jingle