James Webb Space Telescope Reveals Centaurus A in Unprecedented Detail
To mark its fourth anniversary of scientific operations, the James Webb Space Telescope (JWST) has released new images of Centaurus A (NGC 5128), a peculiar elliptical galaxy 11 million light-years away. The images, captured by JWST's NIRCam and MIRI instruments, showcase the telescope's ability to peer through cosmic dust and resolve individual stars. Centaurus A is a starburst galaxy with an active supermassive black hole that ejects powerful jets. The new data allow scientists to study the galaxy's star formation history and the impact of its black hole. Previous observations by Hubble (visible light) and Spitzer (infrared, lower resolution) could not provide this level of detail. The images reveal dust structures, including an S-shaped feature, and enable 'galactic archaeology' by dating stellar populations. The research is ongoing, but early results promise insights into galaxy evolution and black hole feedback.
Key facts
- JWST celebrated its fourth anniversary of science operations on July 6, 2026.
- New images of Centaurus A (NGC 5128) were released by NASA, ESA, and CSA.
- Centaurus A is a peculiar elliptical galaxy located 11 million light-years from Earth.
- It is one of the nearest large starburst galaxies, with high star formation rates.
- The galaxy hosts an active supermassive black hole that produces powerful jets.
- JWST's NIRCam and MIRI cameras captured the images in near-infrared and mid-infrared.
- Previous observations by Hubble (visible light) could not see through dust; Spitzer had lower resolution.
- The images reveal individual stars and dust structures, enabling detailed study of galactic evolution.
Entities
Institutions
- NASA
- ESA
- CSA
- STScI
- PetaPixel
- Hubble Heritage (STScI/AURA)-ESA/Hubble Collaboration
- SSC/Caltech
Locations
- Centaurus A
- NGC 5128
- Earth