The gas giants have always been a mystery to us. Due their dense and swirling clouds, it is impossible to get a good look inside them and determine their true structure. Given their distance from Earth, it is time-consuming and expensive to send spacecraft to them, making survey missions few and far between. And due to their intense radiation and strong gravity, any mission that attempts to study them has to be do so carefully.
Does Jupiter Have A Solid Surface & What Does It Look Like?
Jupiter: Anatomy of a Gas Giant
Bad Astronomy, How old is Jupiter?
Planets in Order From the Sun Pictures, Facts, and Planet Info
Core of a gas planet seen for the first time
What's In Jupiter's Core? - Mission Juno
What Is the Average Temperature of Jupiter?
Does Jupiter have a solid core?
Explaining Jupiter's wild appearance - Big Think
Jupiter - Wikipedia
We've been to Jupiter before but haven't looked into its mysterious soul