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4622. Stay up to date with latest and breaking news across the UK. With exclusives, opinion, pictures and videos from The Sun.
In Depth. The 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.
May 6, 2024 · The Sun contains almost ALL of the material in our solar system. 99% of it. All the planets, asteroids and comets add up to less than 1% of the total. The Sun is so far away that it takes light about 8 minutes and 20 seconds for it to get to us – and light is the fastest thing in the universe.
May 26, 2024 · The Sun is a very stable source of energy; its radiative output, called the solar constant, is 1.366 kilowatts per square metre at Earth and varies by no more than 0.1 percent. Superposed on this stable star, however, is an interesting 11-year cycle of magnetic activity manifested by regions of transient strong magnetic fields called sunspots ...
Mar 16, 2022 · 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 ...
The Sun is a gigantic, roiling ball of plasma. Nuclear fusion in its core produces heat and light, ultimately powering life as we know it on Earth. Solar storms frequently launch plasma and radiation into the Solar System. If an intense storm hit Earth, it could damage satellites, power grids, and communication networks.
Sep 15, 2018 · At about 864,000 miles (1.4 million kilometers) wide, the sun is 109 times wider than Earth, and it accounts for more than 99.8 percent of the solar system's total mass. If it was a hollow ball ...
