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A new discovery captures the cosmic moment when a galaxy cluster – among the largest structures in the universe –…
Celebrate the New Year with the “Champagne Cluster,” a galaxy cluster seen in this new image from NASA’s Chandra X-ray…
Written by Michael Allen An international team of astronomers using NASA’s IXPE (Imaging X-ray Polarimetry Explorer) has identified the origin…
This image released on June 30, 2025, combines data from NASA’s James Webb Space Telescope and NASA’s Chandra X-ray Observatory…
A massive, spacetime-warping cluster of galaxies is the setting of today’s NASA/ESA Hubble Space Telescope image. The galaxy cluster in question is…
A massive, spacetime-warping cluster of galaxies is the setting of today’s NASA/ESA Hubble Space Telescope image. The galaxy cluster in…
The Bullet Cluster is made up of two massive galaxy clusters. Webb shows a vast number of galaxies and foreground…
Webb captured the central region of the Bullet Cluster with its NIRCam (Near-Infrared Camera), revealing many more distant galaxies and…
Composite image of the Bullet Cluster combines near-infrared light from NASA’s James Webb Space Telescope, X-rays from NASA’s Chandra X-Ray…
