Medicine & TechnologySeveral days after taking off on what's described as a "heavy-lift" Long March 5 rocket, the Chang'e 5 sample return spacecraft of China entered orbit around the moon.
Scientists have found a way of cleaning the lunar dust that gets stuck on the spacesuits, solar panel, and helmets to prevent it from damaging the equipment.
September's most significant astronomical event is the full moon, which holds high significance for Native Americans gathering crops, and even greater symbolism for Buddhists. Buddhists will be celebrating the Honey-offering Festival and the Bhikkhuni nuns.