Cassiopeia is a northern hemispheric constellation which means it can't be seen easily or at all from the southern hemisphere. The brightest star in Cassiopeia is Schedar. There are 13 Extrasolar Planets (Exoplanets) in this constellation that are detailed on this site.
King Solomon lived to be 80 years old. King Solomon is most known  for asking for and receiving the gift of 'wisdom' to rule God's  peoples.
After King Solomon died his son Rehoboam became first king Judah or the Southern Kingdom and ruled from Jerusalem. Rehoboam reigned for 18 years 931BC- 913BC. Rehoboam in Hebrew means: Free of the people.