Science
Astronomers see a ghostly ‘radio jellyfish’ rise from the dead in the southern sky – Livescience.com
This jellyfish-like cloud is a million light-years wide, but barely visible. It may be a ‘phoenix’ risen from the dead.
Galaxy clusters are the largest structures in the universe bound together by gravity
. They can contain thousands of galaxies, enormous oceans of hot gas, invisible islands of dark matter
and sometimes the glowing ghost of a jellyfish or two.
In the galaxy cluster Abell 2877, located in the southern sky about 300 million light-years
from Earth, astronomers have discovered one such jellyfish. Visible only in a narrow band of radio light, the cosmic jelly is more than 1 million light-years wide…
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