Galaxies die earlier than expected Date: April 2, 2025 Source: Université de Genève Summary: For a long time, scientists thought that only actively star-forming galaxies should be observed in ...

His latest book, How Did the Stars and Galaxies Form?, was published this year by Princeton University Press. He spoke recently with Air & Space Editor Linda Shiner. Air & Space: What discoveries ...

indicating that galaxies stop forming stars earlier than predicted by models. For a long time, scientists thought that only actively star-forming galaxies should be observed in the very early ...

NASA's James Webb Space Telescope detected three galaxies as they were likely forming during the universe's infancy, the space agency said Thursday. Data from the telescope, which is about 1 ...

Understanding them helps scientists test how galaxies form, evolve, and gather stars over time. Dwarf galaxies usually have a total stellar mass of less than one billion suns. That’s a fraction ...