How far away it is: 93 million miles (150 million km) ...

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.

Mercury, the closest planet to the sun at 35,983,095 miles (57,909,175 km), is a hot world that whizzes around at the crazy speed of nearly 112,000 mph (180,000 kph), fastest in the solar system.

Strong stated that the object was in fact the planet Venus, which is currently on the opposite side of the sun from the Earth. "Coronagraphs are designed to look at the very faint solar corona ...

Bright time: Why is the sun less active than other stars? A new study shows that the brightest object in the solar system has significantly less starlight than previously thought, but what might ...

Diagram showing the planets in the solar system. iStock. By Monday October 15, the Moon will have moved higher in the sky to sit near Saturn, and a few days later, on October 18, the Moon will ...

The sun formed around 4.5 billion years ago. At that time, the area of the Milky Way galaxy that would become the solar system consisted of a dense cloud of gas — the remnants of an earlier ...

The sun is unique in that it's the only star in our solar system. Up to 85% of stars have at least one companion star. The sun contains over 99% of the mass of our entire solar system.