HS-ESS1-2

Construct an explanation of the Big Bang theory based on astronomical evidence of light spectra, motion of distant galaxies, and composition of matter in the universe.

  1. Space

    A galaxy far, far, far away

    Astronomers have glimpsed some of the most distant galaxies yet found.

    By Emily Sohn
  2. Space

    Black holes that burp

    Some black holes in outer space may actually spit out as much material as they suck in.

    By Emily Sohn