23/05/2026
This is Jupiter unlike anything humanity had ever seen before. Not a small glowing dot in the night sky, and not just a blurry striped planet from older spacecraft images — but a world revealed in breathtaking detail by the most advanced infrared telescope ever launched into space.
The James Webb Space Telescope uncovered features on Jupiter that amazed even scientists. The giant auroras glowing at the poles are incredibly powerful, far larger and brighter than Earth’s northern lights, created by Jupiter’s immense magnetic field interacting with charged particles released by its volcanic moon Io. The planet’s faint ring system, usually almost impossible to see, becomes clearly visible in Webb’s observations. Across the atmosphere, swirling clouds and storms appear with a level of detail previous telescopes could never achieve.
The Great Red Spot — the enormous reddish storm dominating Jupiter’s southern hemisphere — has existed for at least 350 years without stopping. Scientists have watched it gradually shrink since the 19th century. At one point, the storm was large enough to fit three Earths side by side. Today, it is closer to the size of a single Earth. Researchers still do not know whether it will eventually vanish or settle into a smaller stable form.
Jupiter itself is almost beyond imagination in size. Its mass is greater than all the other planets in the solar system combined by more than two times. The giant planet has 95 confirmed moons. Four of them — Io, Europa, Ganymede, and Callisto — are so massive that if they orbited the Sun directly, they could qualify as planets on their own. Europa is especially important because beneath its thick icy crust lies a vast liquid ocean containing more water than all of Earth’s oceans combined, making it one of the strongest places in the solar system where extraterrestrial life could potentially exist.
What makes this even more remarkable is that Webb was never mainly built to study planets close to Earth. Its true mission is to look billions of years into the past and observe the first galaxies formed after the Big Bang. Yet even while observing Jupiter almost incidentally, it produced images this extraordinary — showing just how powerful this telescope truly is.