On March 21, the most-refined picture of the early cosmos after the Big Bang, measured by the European Space Agency’s Planck mission, was released at European Space Agency headquarters in Paris. Three Indian scientists– Sanjit Mitra, Tarun Souradeep and their graduate student Aditya Rotti — from the Inter- University Centre for Astronomy and Astrophysics (IUCAA), Pune, were a part of the team. The map suggests that the universe is slightly older than thought. According to the map, subtle fluctuations in temperature were imprinted on the deep sky when the cosmos was about 370,000-years-old. Read More