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- The Sun doesn’t have moons, but it’s orbited by eight planets, at least five dwarf planets, tens of thousands of asteroids, and perhaps three trillion comets and icy bodies.
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10 things. The Sun is about 100 times wider than Earth and about 10 times wider than Jupiter, the biggest planet. The Sun is the only star in our solar system. It is the center of our solar system, and its gravity holds the solar system together.
- Facts About The Sun
- Sun Features
- Satellites
The Sun is all the colours mixed together, this appears white to our eyes.The Sun is composed of hydrogen (70%) and Helium (28%).The Sun is a main-sequence G2V star (or Yellow Dwarf).The Sun is 109 times wider than the Earth and 330,000 times as massive.Sunspots
Sunspots are areas of the Sun’s surface that appear darker than the surrounding areas, this is because they are cooler. They form in areas of strong magnetic activity that inhibit heat transfer.
Solar Flares
When the magnetic fields near sunspots cross, tangle or are reorganised, an explosion of energy can be released. Intense solar flares can interfere with radio communications on Earth.
Sources: https://solarsystem.nasa.gov/solar-system/sun/overview/, https://www.nasa.gov/sun, First Published: June 2012 Last Updated: May 2020 Author: Chris Jones
The Sun can fit all the 8 planets in the solar system, but about 600 times more of that! The largest known star is the red hypergiant Stephenson 2-18 . It has 2,150 times the solar radius and shines about 500,000 times the brightness of the Sun.
- Many ancient cultures worshiped the sun as a deity (Egyptian, Indo-European, and Meso-American.)
- A scientist and philosopher from modern-day Turkey called Anaxagoras was the first to suggest that the sun is a star, around 450 BC.
- Our modern day calendar is based on the earth’s movement around the sun.
- It is 4.5 billion years old.
It is a nearly perfect sphere of hot plasma, essentially, a hot ball of glowing gases. It is the most important source of energy for life on Earth. The Sun has a diameter of around 1.39 million kilometers / 864,000 miles. This is 109 times greater than the diameter of our planet.
May 20, 2024 · 2. The sun is 20.5 years old. An Earth year is one revolution of the Earth around the sun. And in Earth years, the sun is about 4.57 billion years old. By contrast, a galactic year is how long it ...
