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.

More Stories in HS-ESS1-2

  1. Planets

    Check out the first direct look at Neptune’s rings since the ’80s

    The Voyager 2 spacecraft took the first pics of Neptune’s rings 33 years ago. Now, NASA’s James Webb telescope is providing a more detailed view of them.

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  2. Space

    Mysteries about the universe abound, from its beginning to its end

    Scientists have a good understanding of the laws that make our universe tick. But they still don’t quite know how it began — or will end.

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  3. Physics

    Cosmic timeline: What’s happened since the Big Bang

    Energy, mass and the cosmos' structure evolved a lot over the past 13.82 billion years — much of it within just the first second.

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  4. Planets

    A missing moon could have given Saturn its rings — and tilt

    The hypothetical moon is being called Chrysalis. It could have helped tip the planet over before getting shredded to form Saturn’s rings.

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  5. Physics

    Let’s learn about ‘ghost particles’

    Ghostly particles called neutrinos are so lightweight that for a long time, they were thought to have no mass at all.

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  6. Space

    NASA’s DART spacecraft crashed into an asteroid — on purpose

    This mission could provide a blueprint for how to deflect a killer asteroid, if one is ever found headed for Earth.

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  7. Space

    Let’s learn about gravitational waves

    Gravitational waves offer scientists a new way to view extreme objects such as black holes and neutron stars.

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  8. Space

    My 10 years on Mars: NASA’s Curiosity rover describes its adventure

    Did life evolve on Mars? NASA’s Curiosity rover spent the last 10 years trying to answer that question. Here’s the story from the rover’s point of view.

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  9. Space

    Amateur astronomers reveal clues to a mysterious double aurora

    Stunning images from citizen scientists show an unusual pattern in ‘Northern Lights.’ They offer clues that may help astronomers better understand a curious red glow.

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