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

More Stories in HS-ESS1-4

  1. Planets

    Hot, hot planet sets sizzling new record

    Astronomers have discovered an odd new exoplanet. Called KELT 9b, is the hottest non-star known.

  2. Space

    How the solar system’s tail disappeared

    A bubble envelops the planets and other material in the solar system. New data show it does not have a long tail but is round.

  3. Physics

    After 30 years, this supernova is still sharing secrets

    It’s been 30 years since astronomers first witnessed the stellar explosion known as SN 1987A. Today, researchers are still learning from this cataclysmic phenomenon.

  4. Planets

    How Earth got its moon

    How did our moon form? Scientists are still debating the answer. It may be the result of some one big impact with Earth — or perhaps many small ones.

  5. Math

    Cool Jobs: Reaching out to E.T. is a numbers game

    From figuring out if we’re alone in the universe, to writing messages to aliens, scientists use math in many ways in their search for extraterrestrial intelligence.

  6. Planets

    Scientists Say: Dwarf planet

    Dwarf planets are distinct from the full-size models. A little too small, they also have a lot of space stuff filling their path around the sun.

  7. Planets

    New solar system found to have 7 Earth-size planets

    A neighboring star system hosts seven Earth-like planets. Especially surprising: Three of those planets appear to reside in a zone that could support life as we know it.