The development of a flat telescope lens capable of capturing color signals a significant advancement in astrophotography. This innovative lens technology allows astronomers to detect light from distant stars, promising more detailed observations of celestial bodies. One comment highlights the imaginative possibility of discovering colors in the night sky, such as a green star, which does not naturally exist, posing profound implications for our understanding of star formation and color perception in the universe. Furthermore, the notion of intelligent civilizations using this technology in their explorations suggests potential for interstellar communication and the ethical considerations surrounding it.