private void CheckHealth()
{
if (Health <= 0)
{
GameObject explosionGO = Instantiate(explosion, transform.position, Quaternion.identity);
explosionGO.transform.position = new Vector2(transform.position.x, transform.position.y + 0.5f);
uiManager.AddScore(PersistentManager.getAsteroidScore(asteroidId));
Destroy(explosionGO, 1.1f);
Destroy(gameObject);
}
}