Scientists use advanced observatories to peer back in time and witness this era: The Cosmic Dawn and Epoch of Reionisation with SKA
As these first stars radiated light, they heated and ionized the surrounding hydrogen gas, a process that concluded roughly 1.1 billion years after the Big Bang. 🔭 Tools for Exploration Cosmic DawnHD
Before the Cosmic Dawn, the universe was filled with neutral hydrogen gas and lacked any light-emitting sources. Scientists use advanced observatories to peer back in