As Saturn , the cosmic teacher, grinds to a halt, the approaching Full Moon prepares to converge with breakthrough Uranus.

Why does Jupiter look like it has a surface – even though it doesn’t have one? – Sejal, age 7, Bangalore, India ...

If you didn't know, Jupiter has no solid ground – no surface, like the grass or dirt you tread here on Earth. Let's explain ...

"If Jupiter doesn’t have a surface, what does it have? " ...