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Christmas Tree Galaxy Cluster

All articles tagged with #christmas tree galaxy cluster

astronomy2 years ago•5 min saved

Cosmic Christmas: JWST and Hubble Capture Stunning 'Christmas Tree' Cluster

Astronomers have released images of the Christmas Tree Galaxy Cluster and Cassiopeia A, showcasing the festive spirit in outer space. The Christmas Tree Galaxy Cluster, located 4.3 billion light-years away, features 14 stars that flicker like lights on a Christmas tree. The Cassiopeia A, a supernova remnant, is closer to Earth and plays a crucial role in cosmic evolution by helping galaxies grow and creating elements necessary for life. These images, made possible by the James Webb Space Telescope and the Hubble Space Telescope, continue the tradition of connecting the season of light with cosmic phenomena occurring light-years away.

via The New York Times|

#astronomy #cassiopeia-a #christmas-tree-galaxy-cluster

space2 years ago•3 min saved

"NASA Telescopes Uncover 14 New Objects in 'Christmas Tree' Galaxy Cluster"

NASA has released a stunning image of a distant pair of colliding galaxy clusters, known as the "Christmas Tree Galaxy Cluster," captured by combining infrared data from the James Webb Space Telescope and visible light observations from the Hubble Space Telescope. The image showcases a range of light wavelengths, revealing a polychromatic appearance. The clusters, located about 4.3 billion light years away, are expected to merge and form an even larger cluster. The study also identified 14 transients, objects that vary in brightness over time, in the galaxy clusters. This image is part of NASA's unprecedented series of super-deep views of the universe, building on the legacy of the Hubble telescope.

via CBS News|

#christmas-tree-galaxy-cluster #galaxy-clusters #hubble-space-telescope

science-and-astronomy2 years ago•5 min saved

"James Webb Space Telescope's Cosmic Christmas Tree Shines in Festive Glory"

The James Webb Space Telescope (JWST) has captured images of a distant galaxy cluster known as the "Christmas Tree Galaxy Cluster," revealing 14 new transient objects that brighten dramatically before fading away. By teaming up with the Hubble Space Telescope, the JWST has spotted a significant number of transients in this cluster, suggesting there are many more yet to be discovered. The JWST utilizes gravitational lensing, a phenomenon predicted by Albert Einstein's theory of general relativity, to observe these distant galaxies. The telescope has also identified a monster star in a galaxy that existed when the universe was just 3 billion years old. The discovery of these objects provides astronomers with valuable insights into the nature of stars and the structure of the universe.

via Space.com|

#astronomical-discoveries #christmas-tree-galaxy-cluster #gravitational-lensing