Oxford University Press's
Academic Insights for the Thinking World

  • Author: Konstantinos Kolokythas


How old galaxy groups stay active in retirement

As recently as the start of the 20th century, the idea that the Milky Way contained everything that existed in the Universe was predominant and astronomers were unaware of the existence of other galaxies or any kind of star systems outside our galaxy. A few observed nebulae that had been identified as clusters of stars […]

Read More