The sun is believed to be 4.6 billion years old, but how long this glorious plasma ball exactly took to form is still unknown. A team of international researchers has found the answer to this question ...

How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What type of star it is: A yellow dwarf star The sun is the star at the center of ...

Carleton University provides funding as a member of The Conversation CA. Carleton University provides funding as a member of The Conversation CA-FR. While the upcoming total solar eclipse is a special ...

Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

A small, inconspicuous meteorite may be about to change our understanding of how and when our solar system formed. Tiny shavings from the meteorite Northwest Africa 12264 are challenging the long-held ...

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You might assume that there has always been water on Earth — that water was there from the very beginning when our planet formed. But scientists increasingly think that water on Earth may have ...

As a ball of ultra-hot gas, how does the sun rotate? This complex form of rotation drives some fascinating phenomena. When you purchase through links on our site, we may earn an affiliate commission.

A long-lost planet that helped create the Moon may have formed much closer to the Sun than scientists once thought, according to new research. Scientists have discovered that Theia, the ancient planet ...

Many of the objects found today in the asteroid belt located between the orbits of Mars and Jupiter may have formed in the outermost reaches of the solar system, according to an international team of ...