NEW DELHI — Astronomers in India say their discovery of a massive galaxy from when the Universe was only 1.5 billion years old challenges our understanding of how galaxies were formed in the early periodNEW DELHI — Astronomers in India say their discovery of a massive galaxy from when the Universe was only 1.5 billion years old challenges our understanding of how galaxies were formed in the early period
Indian scientists spot Milky Way-like galaxy from 12 billion years ago
