Astronomers have long puzzled over how some massive galaxies stop forming stars and remain dormant for billions of years—even ...
Some of the biggest galaxies in the universe stopped making stars billions of years ...
Saturn's icy moon Enceladus has long been considered a potential home for life in our solar system. In 2005, NASA's Cassini spacecraft first discovered towering plumes of water vapor erupting from the ...
Boulder, Colo., USA: The Geological Society of America (GSA) is proud to announce the release of Geysers: What They Are and How They Work, Third Edition, by noted geologist and Yellowstone expert T.