private void Start()
{
// check persistent data path for database, copy from streaming assets if needed
DatabasePathChecker.CheckPersistentPath();
// create connection to database
sqlhelper = new SQLiteHelper();
}
// Start is called before the first frame update
void Start()
{
// check persistent data path for database, copy from streaming assets if needed
DatabasePathChecker.CheckPersistentPath();
// create SQL helper object (opens connection to database, handles db interaction)
sqlhelper = new SQLiteHelper();
// create night sky objects
CreateStars();
CreateSun();
CreateConstellationSegments();
}