Did you know that Mars at opposition is a special time when Earth and Mars are closest? This happens when Earth passes ...

Mars will reach a point in its orbit that astronomers call opposition. That evening, Mars will lie opposite the Sun from our ...

It’s a term used by astronomers to describe when Earth, Mars and the Sun align. When this happens, Earth sits directly ...

Pluto likely acquired large moon Charon in a “kiss and capture” collision billions of years ago. It may have created a ...