Astronomers have found oxygen in the universe’s most distant known galaxy—rewriting the timeline of cosmic evolution just 300 million years after the Big Bang.
A groundbreaking discovery has reshaped our perception of how fast galaxies evolved in the early universe. Astronomers have detected oxygen in the light from the galaxy JADES-GS-z14-0, the most distant known galaxy to date. This observation, publishe... [5442 chars]