The article discusses the upcoming total solar eclipse that will be visible across North America, including Mexico, the United States, and Canada, in April. It provides an overview of what a total solar eclipse is and the science behind these celestial events.
The author explains that a solar eclipse occurs when the Moon travels directly in front of the Sun, blocking its light. This can only happen because the Moon and Sun appear to be the same size from Earth's perspective. Solar and lunar eclipses are more common than one might think, occurring approximately every six months during "eclipse seasons."
However, the author notes that not every new moon or full moon results in an eclipse due to the geometry of the Moon's elliptical orbit, which shifts over time through a process called apsidal precession. This means that the Moon's distance from Earth changes as it orbits, affecting the alignment required for an eclipse to occur.
The article highlights that this upcoming total solar eclipse is expected to be a major social event, drawing large crowds to witness the rare celestial phenomenon. Readers are encouraged to make plans and prepare accordingly to make the most of this spectacular event.
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by Rebecca Jean... à beccajean.medium.com 03-15-2024
https://beccajean.medium.com/april-brings-americas-first-total-eclipse-since-2017-what-you-need-to-know-c43af9b8cd3dQuestions plus approfondies