CLEVELAND — With so much focus on the total solar eclipse right now, I thought some stellar solar system facts would shake up your universe. Let me take you back to grade school and the solar system ...

Jupiter reaches opposition once a year, when Earth passes directly between it and the Sun, creating the best possible viewing conditions for the giant planet. This astronomical alignment makes Jupiter ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Jupiter's stormy skies hide ...

Thick, swirling clouds cover Jupiter from pole to pole. They hold water like Earth’s clouds, but at far greater density. For decades, those clouds have blocked a clear view of what lies beneath. Now, ...

But unlike Jupiter, Venus does have phases, going from not illuminated at all (when it is between the Earth and the Sun) to ...