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22 maj 2017 · Bottom line: The International Astronomical Union hasn’t sanctioned an official name for our sun, and our sun doesn’t have a generally accepted and unique proper name in the English...
- Tonight
Visible planets and night sky guide for November 2024....
- Tonight
The Sun is the star at the center of the Solar System. It is a massive, nearly perfect sphere of hot plasma, heated to incandescence by nuclear fusion reactions in its core, radiating the energy from its surface mainly as visible light and infrared radiation with 10% at ultraviolet energies.
Our 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.
26 wrz 2008 · Name of the Sun. Many of the brightest, most familiar stars in the sky have names. For example, have you ever heard of Sirius – the brightest star in the sky? Or Polaris, also known as the...
The Sun is the star at the heart of our solar system. Its gravity holds the solar system together, keeping everything – from the biggest planets to the smallest bits of debris – in its orbit.
15 wrz 2018 · Characteristics of the sun. The sun resides some 26,000 light-years from the Milky Way's center, in a tendril of our home galaxy known as the Orion Arm. Every 230 million years, the sun—and...
11 paź 2024 · Right now, our Sun is in a stage called yellow dwarf. It is about 4.5 billion years old . In another 5 billion years the Sun will become a big, cool star called a red giant.
