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

    Burst busters

    A powerful type of explosion in outer space is much more common, but not always as powerful, as astronomers had thought.

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  2. Planets

    Catching a Comet’s Tail

    A closeup visit by a NASA spacecraft helps show how a comet gets its shape.

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  3. Planets

    A planet from the early universe

    Astronomers have found the oldest and most distant planet known in the universe.

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  4. Space

    A galaxy far, far, far away

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

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  5. Space

    Black holes that burp

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

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