8 Rare Astronomical Events We Can Still Experience

This comet periodically orbits around our sun every 75 years. It got its name from the astronomer who discovered it on 1531, Edmund Halley. Astronomers reported that this comet is 9 miles long and 5 miles wide and made mostly of icy particles. During its journey through our solar system, it gets illuminated by the sun making it visible in some parts of Earth. The next time it will visit near Earth will be in the year 2061.

Mind-Blowing Facts About Our Milky Way Galaxy

Mind-Blowing Facts About Our Milky Way Galaxy

Up until now, humans have not found a way to know how many stars are in our galaxy. Counting stars can be a tedious undertaking, and even scientists can’t agree on a way to do it. Some scientists suggested looking at how stars orbit inside it to know the mass of the galaxy. There are also some that the best way is to divide the galactic mass to the average size of a star. The European Space Agency tried to map the location of 1 billion stars in our galaxy. And they believe it is only 1% of the total number of stars in the Milky Way.

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