Cepheus The King | June 23 - June 29
THIS WEEK CEPHEUS IS GOING TO HELP# US SEE THE UNIVERSE IN A NEW WAY!
HIT THE DARKNESS AROUND MIDNIGHT AND LOOK NORTH.
YOU'LL SEE THE FAMILIAR W-SHAPED# PATTERN OF CASSIOPEIA THE QUEEN.
DRAW A LINE FROM THE STARS ON THE# END OF THE W AND YOU'LL RUN SMACK DAB INTO CEPHEUS THE KING LOOKIN LIKE# A HOUSE ON ITS SIDE.
SEE-PHEUS .
GET IT?
CEPHEUS IS THE KING OF# ETHIOPIA, FATHER OF ANDROMEDA, AND HUSBAND OF CASSIOPEIA.
HIS# BRIGHTEST STAR IS ALDERAMIN, BUT HERE IS DELTA CEPHEII.
ITS REALLY# IMPORTANT, BECAUSE IT CHANGES IN BRIGHTNESS.
SEE, IN NINETEEN TWELVE, ASTRONOMER HENRIETTA# LEAVITT DISCOVERED DELTA WAS CHANGING AT REGULAR INTERVALS.
ASTRONOMERS REALIZED THEY COULD USE# THIS REGULARITY TO DETERMINE THE STARS DISTANCE!
WHICH HELPED EDWIN HUBBLE REALIZE THE# ANDROMEDA NEBULA - WAS ACTUALLY A GALAXY!
NOW, CEPHEID VARIABLE STARS HELP US UNDERSTAND# DISTANCES ALL THROUGHOUT THE UNIVERSE.
KEEP LOOKING UP!
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