Star and Constellation Facts

Star and Constellation Facts
A star is a massive ball of plasma (very hot gas) held together by gravity. It radiates energy because of the nuclear reactions inside it. A constellation is a group of stars, usually in a recognizable shape or pattern. Together, the stars look like a picture. See the fact file below for more information about stars and constellations.
Remove these ads
  • The star that is closest to the Earth is the sun.
  • A Star is a gigantic, glowing ball of plasma.
  • Stars are first formed as clouds of dust and gas.
  • Stars give off a tremendous amount of energy in the form of light and heat.
  • Most stars are between 1 billion and 10 billion years old.
  • Stars that have really strong gravity grow smaller over time and eventually turn into black holes.
  • The hottest stars give off a bluish light while the cooler stars give off a reddish light.
  • Stars seem to twinkle because their light travels through the earth’s atmosphere and the turbulence in the atmosphere affects the way stars are seen.
  • All the stars that make up the Milky Way Galaxy revolve around the center of the galaxy once every 200 million years or so.
  • The oldest star that has been discovered is HE 1523-0901, which is an estimated 13.2 billion years old.

Download the Stars and Constellations Study Pack

Included in This Study Pack (PDF Format)

  • Study Guide & Fact File
  • Fill in the Blank Quiz Sheet
  • Word Search
  • Crossword Puzzle

This is a free study pack for all KidsKonnect members to download, print, and use.


Download Worksheet

Member Exclusive

Membership Badge

You need to be logged in to download this worksheet. Login now or signup for a free KidsKonnect membership to get instant access!