SCIENCE Astronomers have measured the age of 70,000 stars across the Milky Way and put the results into the world’s largest-ever “age map” of our galaxy. (BBC) Use our hi-res map to dig deeper into the Milky Way. Teachers, scroll down for a quick list of key resources in our Teachers’ Toolkit. This 3-D video embeds new data in a model of a Milky Way-like … Continue reading Gorgeous New Galactic ‘Growth Chart’