Course: Science Subtest I
Lesson: Astronomy
Topic: The Stars: Patterns and Movement      Page 11 of 18  

Constellations are a celestial backdrop.

Any object in the sky can be said to be “in” a constellation. Fixed stars, such as Betelgeuse in Orion or Sirius in Canis Major, are forever part of the same constellation.

Scroll down this page to see a photo of the great planetary alignment of 2002.