May 6, 2024

Hubble’s Final Gaze: Unraveling the Mysteries of Jellyfish Galaxies

The NASA/ESA Hubble Space Telescope has actually captured a striking image of the Jellyfish galaxy JO206, situated over 700 million light-years away in the Aquarius constellation. This image marks the last observation in a series devoted to jellyfish galaxies, called for their distinct shape, which resembles a jellyfish with routing tendrils of star development. Credit: ESA/Hubble & & NASA, M. Gullieuszik and the GASP group
The Hubble Space Telescope has actually released its final image in a series of jellyfish galaxies, showcasing JO206 in the Aquarius constellation. Called for their resemblance to jellyfish, these galaxies have tendrils of star development brought on by interaction with intra-cluster medium in galaxy clusters. Hubbles findings recommend that ecological conditions minimally impact star development, as evident from the resemblances in between star formations in the galaxys primary disc and its tendrils.
The jellyfish galaxy JO206 trails across this image from the Hubble Space Telescope, showcasing a colorful star-forming disc surrounded by a pale, luminous cloud of dust. JO206 lies over 700 million light-years from Earth in the constellation Aquarius, and this image of the galaxy is the last and sixth instalment in a series of observations of jellyfish galaxies.
Because of their similarity to their aquatic names, Jellyfish galaxies are so-called. In this image, the disc of JO206 is routed by long tendrils of brilliant star formation that extend towards the bottom right of this image, just as jellyfish trail arms behind them. The tendrils of jellyfish galaxies are formed by the interaction between galaxies and the intra-cluster medium, a rare superheated plasma that pervades galaxy clusters. As galaxies move through galaxy clusters they ram into the intracluster medium, which strips gas from the galaxies and draws it into the long tendrils of star formation.

By ESA/Hubble
June 4, 2023

Named for their resemblance to jellyfish, these galaxies have tendrils of star formation triggered by interaction with intra-cluster medium in galaxy clusters. The tendrils of jellyfish galaxies are formed by the interaction between galaxies and the intra-cluster medium, a rare superheated plasma that pervades galaxy clusters. As galaxies move through galaxy clusters they ram into the intracluster medium, which removes gas from the galaxies and draws it into the long tendrils of star formation.

The tentacles of jellyfish galaxies give astronomers a special opportunity to study star development under extreme conditions, far from the influence of the main disc of the galaxy. Remarkably, Hubble revealed that there are no striking distinctions in between star development in the discs of jellyfish galaxies and star formation in their tentacles, which recommends the environment of newly-formed stars has only a small influence on their formation.