Exploring Space: The Universe: The Vast Reaches of Space DVD Visit the Milky Way and other types of galaxies, light-years and the life cycles of stars, black holes, and dark matter.
Explore outer space: Visit the Milky Way and other types of galaxies, light-years and the life cycles of stars, black holes, and dark matter. Discover the Big Bang theory and how the Doppler effect illustrates the constant expansion of the universe.
