HS-ESS1-1

Develop a model based on evidence to illustrate the life span of the sun and the role of nuclear fusion in the sun's core to release energy that eventually reaches Earth in the form of radiation.

  1. Animals

    We are stardust

    Everything making up Earth and what’s now living upon it — from trees and people to our pets and their fleas — owes their origins to the elements forged by ancient stars.

    By Beth Geiger
  2. Space

    How the outer sun gets so hot

    Magnetic waves boost the corona to extreme temperatures.

    By Stephen Ornes
  3. Space

    Not seeing sunspots

    Scientists predict a delay for the sun’s next cycle.

    By Stephen Ornes