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 ...

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 ...

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 ...

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 ...

However, this is just the average time that it takes for our planet to complete one rotation on its axis based on the Sun's transit over the same longitudinal meridian, which scientists refer to ...

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 ...