Overview
- NASA, ESA and CSA released the James Webb Space Telescope images on Monday, August 10, 2026, providing the sharpest infrared view yet of planetary nebula NGC 2392.
- Webb’s NIRCam and MIRI instruments resolve compact dust clumps and a diffuse haze of ionized gas that were less visible in Hubble’s 2000 optical images.
- Scientists say the nebula’s central white dwarf powers an expanding bubble of ionized gas that is destroying some dust while leaving behind dense clumps that form comet-like tails in the nebula’s “mane.”
- The new images capture a single stage in a long evolution and reinforce models of radiation-driven dust processing even as researchers still seek to explain how the swept-up gas organizes into rings and shells.
- The observations build on multiagency studies of how low-mass stars shed material at death and will help refine models of dust survival, destruction, and the eventual dispersal of the nebula over roughly 10,000 years.