), light from the earliest galaxies began a multi-billion-year journey toward Earth.
For decades, astronomers peered through the Hubble Space Telescope, searching for the "cosmic dawn"—the moment the first stars flickered to life. They found a faint smudge in the Hubble Ultra Deep Field, a galaxy later confirmed to exist at . To Hubble, it was just a ghostly hint, a pixelated whisper of the past. ), light from the earliest galaxies began a
Here is a story of discovery centered on that distant frontier: The Echo of the First Stars it was just a ghostly hint
When JWST finally turned its gold-plated mirrors toward the same patch of sky, the "8.7z" galaxy was no longer a mystery. The data revealed: ), light from the earliest galaxies began a