This hasn't always been the case. If we take the current rate of recession and project it backwards, the Moon collides with ...

This easy Earth Moon Sun paper craft is perfect for some out of this world fun when learning about space. Here's how to make ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Earth, sun, moon: three objects in space whose interactions have a pretty big impact on our lives. Earth orbits the sun once a year, and it rotates on its axis about once a day (depending on your ...

A total solar eclipse occurs when the Moon's shadow falls on Earth, blocking the Sun's light; this happens due to the precise alignment of the Sun, Moon, and Earth. Astronomers predict eclipses using ...

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles within this cloud collided and clumped together, driven by gravity and ...