MACS1423-z7p64

MACS1423-z7p64 galaxy

Graphic illustration of how MACS1423-z7p64 was detected via gravitational lensing with NASA’s Hubble Space Telescope and confirmed by W. M. Keck Observatory’s MOSFIRE. Credit: NASA/W. M. Keck Observatory/A. Hoag/M. Bradac

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