A meteor flying from space is a solid extraterrestrial body moving rapidly near the Earth’s surface. Most meteors disintegrate, and most of those don’t so so before they reach the ground. When a meteor enters the atmosphere, it becomes a fireball, a shooting or falling …
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Mercury is the closest planet to the sun at an average distance of about 77 million kilometers. Mercury was named after the Roman god of travel, merchants, commerce, and the god of wealth. The planet’s astronomical symbol (☿) also reflects this. Mercury is …
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The Sun is a star located within the Milky Way galaxy, and it is the center of this solar system. However, the true nature of a star can be observed from space using a telescope because much of its body cannot be seen …
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Astronaut The word astronaut means “space traveler.” It is derived from the Greek words “astron,” which means star, and nautes, sailor. Astronauts are people that travel in space. It is a term used for people in space exploration. They are trained to …
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Russian cosmonaut Yuri Gagarin Did you know that Yuri Gagarin was the first man in space on April 12, 1961? Gagarin orbited the Earth for 108 minutes. He was launched into orbit aboard a Vostok rocket from Baikonur Cosmodrome at Tyuratam, Kazakh SSR (now known …
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Neil Armstrong was a NASA astronaut and the first person to walk on the moon. On July 20, 1969, he became the first human to set foot on Earth’s natural satellite. He is famous for saying, “That’s one small step …
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Golf is a ball game in which the player must throw a small ball (a golf ball) along a course that is essentially natural grass using rackets and finally hit the ball into a hole in …
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9.58 seconds Usain Bolt’s miraculous 100-meter dash record, as well as his outstanding performance at the 15th edition of the World Athletics Championships Berlin 2009, will remain in history as a milestone for sports and athletics. Bolt came to Berlin with two main …
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5 senses The human body has five traditional senses to identify information from the outside world. The sixth sense is sometimes called “psychic” or “extra” since it can not be understood under scientific terms…
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32 teeth The adult human mouth has 32 teeth: 16 in the upper jaw and 16 in the lower jaw. These 32 teeth are divided into 4 groups. Each group of teeth is similar in shape and function but differs from the teeth in …
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