Astronomers have achieved a scientific first by reconstructing the complete 12-billion-year history of a galaxy beyond our Milky Way. Using a new 'space archaeology' technique, researchers analyzed chemical fingerprints in the gas of galaxy NGC 1365 to trace its evolution.
The team from the Center for Astrophysics | Harvard and Smithsonian examined detailed chemical signatures to determine how the galaxy grew over billions of years. Their findings show that astronomical processes modeled in computer simulations are actually shaping real galaxies like NGC 1365.
NGC 1365 shares similarities with the Milky Way, making it a valuable comparison for understanding our own galaxy's history. The research helps determine whether the Milky Way's development follows typical patterns or represents an unusual evolutionary path.
The chemical analysis method provides a new tool for studying galaxy formation and evolution, offering insights into how different galactic structures develop over cosmic time scales.