Author: Themiya Nanayakkara, Scientist at the James Webb Australian Data Centre, Swinburne University of Technology

On this day three years ago, we witnessed the nail-biting launch of the James Webb Space Telescope (JWST), the largest and most powerful telescope humans have ever sent into space. It took 30 years to build, but in three short years of operation, JWST has already revolutionised our view of the cosmos. It’s explored our own Solar System, studied the atmospheres of distant planets in search of signs of life and probed the farthest depths to find the very first stars and galaxies formed in the universe. Here’s what JWST has taught us about the early universe since its launch…

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