`` We need much deeper observation to try to see this Lyman-alpha emission , '' Finkelstein said . Most distant galaxies came 100 million years after the Big Bang . It produces stars at a rate more than 100 times faster than the Old Way . The galaxy 's light is red - orange because the universe is expanding .
Most distant galaxies came 100 million years after the Big Bang . It produces stars at a rate more than 100 times faster than the Old Way . The galaxy 's light is red - orange because the universe is expanding .