HS-ESS1-4

Use mathematical or computational representations to predict the motion of orbiting objects in the solar system.

More Stories in HS-ESS1-4

  1. Planets

    Analyze This: Some 5,000 planets orbit stars other than our sun

    A new cache of confirmed exoplanet discoveries marks a milestone in planets found beyond our solar system.

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  2. Space

    Explainer: All about orbits

    A handful of rules can describe the route some object repeatedly takes around another in space. Calculating that path, however, can be quite complex.

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  3. Space

    Scientists Say: Constellation

    Constellations are clusters of related things, especially the stars that form patterns in the night sky — some of which date back to ancient times.

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  4. Space

    Space trash could kill satellites, space stations — and astronauts

    As private companies prepare to sprinkle space with tens of thousands of satellites, experts worry about the mushrooming threat of space junk.

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  5. Physics

    Scientists Say: Dark Energy

    Dark energy is the unknown force causing the universe to expand faster and faster.

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  6. Physics

    Explainer: Gravity and microgravity

    The force of gravity holds us on the ground, keeps planets in orbit and extends throughout space. A very weak gravitational pull is called microgravity.

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  7. Space

    The long-awaited James Webb Space Telescope has a big to-do list

    The James Webb Space Telescope has been in the works for so long that new fields of science have emerged for it to study.

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  8. Space

    Astronomers may have found first known planet in another galaxy

    The spiral-shaped Whirlpool galaxy may be home to the first planet spotted outside our own Milky Way galaxy.

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  9. Planets

    Pluto is no longer a planet — or is it?

    In the 15 years since Pluto lost its status as a planet, some scientists continue to use whatever definition works best for them.

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