NASA 9.8 on Instagram: "1,300 Earths Could Fit Inside THIS Planet! Did you know !! Jupiter is so massive that it could swallow up 1,300 Earths inside its volume? With freezing outer layers at -147°C and an insanely hot core reaching nearly 30,000°C this gas giant is a planet of extremes. Its Great Red Spot, a storm bigger than Earth itself, has raged for centuries, and any probe that dares to dive deep gets crushed by unimaginable pressure. Jupiter is not just the largest planet in our Solar Sys