Our Solar System

Who Discovered the Sun?

Does anybody know the first person who discovered the Sun? It is such a hard question because if one will think about it, the Sun is one of the reasons there are living organisms on our planet. So most probably it has always been there even before life itself. People, who lived in ancient times, […]

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Lunation

Lunation is the average time for one lunar cycle or the moon’s synodic period. As the Moon orbits the Earth, while the Earth orbits the sun, the Moon exhibits different lunar phases. The amount of light reflected to the sun is relative to the position of the Sun, Earth and Moon.

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Galactic Halo

Galaxies are surrounded by a nearly spherical region of scattered stars known as Galactic Halo. A halo is a massive component of a galaxy that is several times greater than the mass of the rest of the galaxy. It can extend beyond a distance of 100,000 light years from the center. The galactic halo surrounding

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What is Fusion Power?

The Sun is one big nuclear fusion reactor. Nuclear fusion, where nuclei of atoms combine to form more massive nuclei along with a tremendous release of neutrinos and energy, has powered the sun since time immemorial. Fusion reactions occur in the Sun’s core, which is kept in a gaseous state due to its temperature of

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The Center of the Sun

Nobody knows for sure how the Sun was formed. Scientists estimate the age of the Sun to be about one hundred to two hundred billion years old- about 80 billion years before the Earth was formed. Scientists believed that an enormous amount of gases formed into a big ball which later created a star. In

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Sun Symbols

The symbol for the Sun is also called the solar symbol and almost all cultures have distinct representations of the Sun. Even the different fields of human interest like science, astrology, mythology, religion and art had different representations and personifications of the Sun. The simplest known symbol for the Sun is a circular disk as

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