The Big Bang

  • The Expanding Universe

    FAS Astronomers Blog, Volume 31, Number 4. This is part 3 of a 5-part series on the Universe (The Visible Universe, The Dark Universe, The Expanding Universe, The Microscopic Universe, and The Multiverse). For a long time, people thought that the universe was static and everlasting. It was here. It had always been here. And…

  • The History of the Universe

    FAS Astronomers Blog, Volume 30, Number 6. This is a story of the Universe. The Universe is big, really big. It also has an interesting history, although one where lots of things happened in the first three minutes or so before everything settled down to a 13.8-billion-year timeline stretching up to the present. I guess…