Earth, our home planet, is a world unlike any other ... This axis of rotation is tilted 23.4 degrees away from the plane of Earth's orbit around the sun, giving us seasons. Whichever hemisphere ...

Earth is our home planet, and it's the only place in the universe where we know for certain that life exists. Earth formed over 4.5 billion years ago from a swirling cloud of gas and dust squished ...

The gorges span about 2,500 miles and cut up to 4.3 miles into the red planet’s surface. The network of chasms is four times deeper—and five times longer—than Earth’s Grand Canyon ...

Editor’s note: Welcome to Just4Kids, a new feature with content from The Conversation for Kids ... to leave Earth if you’re a rocket heading for space. Escaping our planet’s gravitational ...