MACS 2129-1 is an early universe so-called 'dead' disk galaxy discovered in 2017 by the Hubble Space Telescope from NASA.
[2] It lies approximately 10 billion light-years away from Earth (current distance 18 billion light years) .
[3][4] MACS 2129-1 has been described as 'dead' as it has ceased making new stars.
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