

European star survey reveals celestial treasure trove


By FRANK JORDANS BERLIN (AP) — The European Space Agency released a trove of data Monday on almost 2 billion stars in the Milky Way, collected by its Gaia space observatory in an effort to create the most accurate and complete map of our galaxy. Astronomers hope to use the data to understand better how stars are born and die, and how the Milky Way evolved over billions of years. The new data includes