There are eight planets in the solar system ... miles (58 million kilometers), from our star, on average. For comparison, Earth is 1 AU from the sun, and Neptune is a whopping 30 AU from our ...

Prepare for an unforgettable 'parade of planets' as 7 planets will align in a rare celestial event on Feb. 28, for the last ...

Our planet is just the right distance from the Sun for life to exist. We call it a Goldilocks planet because the Earth’s temperature, like the porridge in the Goldilocks fairy tale, is not too ...

Earth, our home planet, is a world unlike any other. The third planet from the sun, Earth is the only place in the known universe confirmed to host life. With a radius of 3,959 miles, Earth is the ...

Saturn, the sixth planet from the Sun, is one of the most breathtaking sights in our solar system. With stunning visuals captured by the Cassini probe, explore this gas giant in incredible 4K ...

The planets in our solar system orbit the sun essentially along the same line across the sky in a plane called the ecliptic. For that reason, planets in our Earthly sky always appear somewhere ...

including our star, the sun. Keep reading to learn more about Earth's different layers, its atmosphere, and what makes the "blue planet" unique. Earth is made out of different layers, and those ...

Instead, the planets follow a single line known as the ecliptic, thus appearing to all pass through the same part of the sky along with the sun. Throughout the second week of February, six planets ...