MS-ESS1-2

Develop and use a model to describe the role of gravity in the motions within galaxies and the solar system.

  1. Planets

    Explainer: What are asteroids?

    Leftovers from the creation of the solar system, asteroids are space rocks that orbit the sun. Let’s hope the big ones never become meteorites.

    By
  2. Space

    Monster collision in space

    The smashup of four clusters of galaxies has sent a super-hot jet of charged particles spewing 2.5 million light-years into space!

    By
  3. Planets

    First mega-Earth found

    Astronomers are puzzled by Kepler-10c. This exoplanet is rocky like Earth — but as massive as Neptune. And that challenges their accepted ideas about how planets form.

    By
  4. Planets

    Distant planet may boast the longest year

    On a planet far, far away, a single pass around its sun may seem to last forever.

    By
  5. Planets

    Heavenly research

    Groundbreaking research in astronomy landed four high school seniors spots as finalists in the 2014 Intel Science Talent Search.

    By
  6. Planets

    Surprising rings circle comet-asteroid hybrid

    It’s too small to be a planet. Yet this planet wannabe still resembles Saturn-like giants. It’s the smallest solar system inhabitant to, like them, host rings of orbiting ice.

    By
  7. Space

    Waves from the birth of time

    Inflation is the idea that in the split-second after the Big Bang, the universe exploded into huge-ness. Although the hypothesis is 30 years old, evidence to confirm it had been lacking. Until now.

    By
  8. Space

    Galaxy drags trail of newborn stars

    Distant galaxy plows through cluster of others, with baby stars in tow

    By
  9. Space

    Star cluster rockets through space

    It’s the first time astronomers have ever detected a cluster of stars moving collectively at such speed.

    By
  10. Science & Society

    Introducing the 2011 Nobel Prize winners

    Scientists in 2011 won for making unexpected discoveries about crystals, the human body and the universe.

    By
  11. Space

    The dark side of the universe

    Most of the cosmos is invisible, but that doesn’t stop scientists from searching for it.

    By
  12. Space

    A curious cosmic explosion

    A bright blowup far, far away keeps astronomers guessing.

    By