2022年12月18日 25 Brightest Stars in the Night Sky Image Credit & Copyright: Tragoolchitr Jittasaiyapan Explanation: Do you know the names of some of the brightest stars? It’s likely that you do, even though some bright stars have names so old they date back to near the beginning of written
2022年5月15日 Colors of the Moon Image Credit & Copyright: Marcella Giulia Pace Explanation: What color is the Moon? It depends on the night. Outside of the Earth’s atmosphere, the dark Moon, which shines by reflected sunlight, appears a magnificently brown-tinged gray. Viewed from inside th
