Indian astronomer discovered a supernova river of galaxy

A galaxy named Saraswati(on the name of Indian goddess) was discovered by Indian group of astronomer it is about 4 billion year away from us
The supercluster spans over 650 million light year in its expanse , containing over 10000 galaxies in 42 clusters it's total mass include 20 million billion Suns you can't imagine it's mass. The team of astronomer lead by joydeep bogchi from IUCAA Pune which use data from Sloan digital sky survey
This discovery make astronomer to rethink about early stages of the evolution of the universe and provide vital clues about mysterious dark matter and dark energy. The result of study published in The astrophysics journal