January 27, 2023

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The first time in thousands of years

The comet, affectionately named “C/2022 E3 (ZTF),” was discovered in March of last year, NASA writes on its site. sites.

Since then, it has only been possible to observe the comet through a telescope.

Now it’s getting closer to Earth, and if you’re looking, you can start exploring the comet now, he writes Washington Post.

However, 50,000 years ago, people didn’t have telescopes or binoculars, so if you wanted to do it the old-fashioned way, the first two days in February were probably the best days, according to NASA calculations.

to me Large Norwegian Encyclopedia Comets are celestial bodies made up of frozen gases, rocks, and dust.

In the same way that the planets orbit in the solar system, comets orbit the sun – but in gigantic orbits. For this reason, it can take a long time before a comet travels far enough into the solar system to be seen with the naked eye.

very close: On November 17, Earth passed the tail of a comet, which resulted in a shower of meteors. Video: Twitter/Norwegian Meteor Network/Youtube
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The encyclopedia wrote that the Greek philosopher Aristotle believed that comets are elements that arose from iodine and caught fire when they entered the atmosphere. Britannica.

However, the Roman philosopher Seneca believed that comets moved in the same way as the planets – only in larger orbits.

– One day there will be a man who will explain where comets travel, why they are different from other stars, how big they are and what they are, Seneca wrote in the first century after the birth of Christ.

That man was Briton Edmund Halley, who was the first to calculate the orbit of a comet in the 17th century. The so-called Halley’s Comet is one of the comets we know very well – it approaches Earth every 75-79 years.

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