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ToggleWebb Telescope captures image of Uranus’ ring system
NASA’s Webb Space Telescope has captured a stunning image of Uranus’ ring system that shows unprecedented detail. The image was taken by the telescope’s Near-Infrared Camera (NIRCam), which is capable of capturing images of faint objects.
The coronagraphs in the camera block out light from brighter objects in the vicinity, allowing it to focus on fainter objects like Uranus’ rings.
NIRCam provides unprecedented detail of Uranus’ rings
The image shows 11 of Uranus’ 13 rings, including the nine main rings and two fainter dusty rings. The remaining two faint outer rings, discovered by the Hubble Space Telescope in 2007, will be visible in future images from Webb.
The image is particularly significant given Uranus’ unique tilt, which makes it the only planet in the Solar System to orbit on its side.
According to NASA, only Voyager 2 and the Keck Observatory, which uses adaptive optics, have previously imaged Uranus’ faintest rings.
But Webb’s first glimpse of the planet is the clearest and most detailed yet, showcasing bright, atmospheric features and the subtleties of Uranus’ ring system.
Unique tilt of Uranus provides insights into the planet’s weather patterns
Uranus’ unique tilt gives rise to more extreme seasons, with 42 years of sunlight and 42 years of darkness over the course of its 84-year orbit around the Sun. The Webb Telescope’s data collection should help scientists solve the mystery of why Uranus’ polar cap appears in direct sunlight during summer but vanishes in the fall.
The image also captures a subtle brightening at the center of the planet’s northern polar cap, as well as a couple of bright clouds that are likely the result of storm activity.
Webb Telescope’s previous achievements in capturing stunning images
The Uranus image is just the latest in a series of stunning images captured by the Webb Telescope. Since its launch in December 2021, the telescope has captured images of the deep field of the Universe, exoplanet atmospheres, the Southern Ring Nebula, a cluster of interacting galaxies called Stephan’s Quintet, and the Carina Nebula, a star-forming region 7,600 light-years away.
Webb has also captured images of Jupiter, including its auroras, thin rings, and two small moons, as well as a mosaic image showing a panorama of star formation in the Tarantula Nebula.
In October, it provided a spectacular new image of the Pillars of Creation, arguably the most famous image taken by its predecessor, the Hubble Space Telescope.
Credits: NASA, ESA, CSA, STScI. Image processing: J. DePasquale (STScI)
Download the full-resolution version from the Space Telescope Science Institute.
Webb Telescope’s primary mission
The Webb Telescope’s primary mission is to study the Universe’s first galaxies and the origins of stars and planets.
But its ability to capture detailed images of Uranus and other planets in our Solar System has provided scientists with valuable insights into the workings of these distant worlds.
Wrapping Up
The image of Uranus captured by the Webb Telescope is a breathtaking view of the planet’s ring system and polar cap. The image provides valuable insights into the planet’s weather patterns and atmospheric dynamics, and it’s a testament to the remarkable capabilities of the Webb Telescope.
With future images set to reveal even more about Uranus’ ring system, there’s no telling what stunning sights the Webb Telescope will capture next.