But how do you find dimmer stars that are not visible, or how do you determine how large a constellation is, or whether you are looking at Canis Major or Canis Minor?
And finally, how to measure distance in the sky.  It's easy to find bright stars in the sky - those are visible even from brightly lit cities.  But how do you find dimmer stars that are not visible, or how do you determine how large a constellation is, or whether you are looking at Canis Major or Canis Minor?  This video takes the viewer from the widest possible angular measurements one could see all the way down to 1 degree measurements - all with the simple tool of your hand on your outstretched arm.  The etymology of the word "astronomy" is "star arrangement," so  this video really guides the viewer towards the true meaning of "Astronomy made easy!" because you will be able to find the arrangement of the stars with ease now!