Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

Much as we may treasure and proclaim our independence, we actually live in a protective bubble called the heliosphere.

Solar eclipses occur when the moon gets between Earth and the sun. This causes the moon to cast a shadow onto Earth. A solar eclipse can only take place at the phase of new moon, but different factors ...

Monday is the first day of Fall for us in the northern hemisphere. It is the first day where there will be more darkness than ...

"Gaia provides the first accurate view of what our section of the Milky Way would look like from above," Lewis McCallum, an ...