NASA Astronomy Picture of the Day 26 April 2023: Full Moon shot through Arc de Triomphe
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The Moon remains the only celestial body beyond Earth that humans have visited to date. But how did it form? Scientists believe that the Moon formed approximately 4.5 billion years ago, shortly after the solar system took shape. NASA suggests that a massive object called Theia, about the size of Mars, collided with Earth at this time, resulting in the formation of the Moon, which is also known as Earth's natural satellite.Today's NASA Astronomy Picture of the Day is a fascinating snapshot of the full Moon through the Arc de Triomphe in Paris, France. The amount of Moon we see changes over the month, which is known as Lunar phases, and there are 8 in total - New Moon, waxing crescent, first quarter, waxing gibbous, full Moon, waning gibbous, third quarter and waning crescent Moon....