Explore the Universe: Your Guide to Astronomy

German Stepanovich Titov was born on September 11, 1935 in Verkhneye Zhilino, a small village located in the Altai Territory. Herman’s father, Stepan Pavlovich, worked as a teacher of Russian literature and language, but he was called to the front with the start of the Great Patriotic War. The Titov family had two children: Herman…

The definition of “constellation” has evolved over time. In present day, a constellation is generally defined as a specific area within the celestial sphere. Astronomy, an ancient science, has its roots in the distant past. In earlier times, people, particularly travelers, had a keen interest in astronomy as they relied on the stars for navigation….

Analyze the illustration on the left side of page 58. Recall the constellations associated with the stars Regulus and Sirius. Compare the size and color of the depicted stars. Sirius is part of the constellation known as the Big Dog. Regulus, on the other hand, belongs to the constellation Leo. Regulus is larger in size…

There are various interpretations of the term “inner planets” in the field of astronomy: The inner planets, also known as the lower planets, refer to planets whose orbits are situated inside the orbit of the planet where the observer is positioned. In the case of an observer on Earth, these planets include Mercury and Venus….

When it comes to objects in Earth’s orbit that are widely recognized even by those who are not interested in astronomy or astronautics, there are three that stand out: the Moon, the International Space Station (ISS), and the Hubble Space Telescope. Unlike the ISS, which was launched eight years after it, the Hubble has been…

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Four decades ago, scientists from Earth launched two spacecraft on an ambitious journey, which were given the names Voyager 1 and Voyager 2. These spacecraft are essentially the same, with the only difference being their names and launch dates. Voyager-2 was sent off on August 20, 1977, while its counterpart was launched on September 5…

The concept of antimatter annihilation is frequently discussed by science fiction authors as an incredibly potent and seemingly limitless energy source. After all, a minuscule quantity of antimatter is capable of producing a tremendously powerful explosion. In this article, we will explore what antimatter is and delve into the reasons why scientists have not yet…

On the morning of June 30, 1908, an extraordinary event unfolded above the Podkamennaya Tunguska river basin in Eastern Siberia. A magnificent fireball suddenly materialized and streaked across the sky, followed by an intense burst of light and a series of deafening explosions. One eyewitness even claimed that the heavens themselves seemed to split in…

Researchers at the Israel Institute of Technology have successfully generated a sonic equivalent of a black hole in a controlled laboratory setting, providing concrete evidence of the existence of stable Hawking radiation. Previously, a team of physicists from Mexico and Israel had demonstrated the presence of Hawking radiation using ultra-short laser pulses and photonic crystal…

Table of Contents Origin The term Milky Way is commonly used in Western culture and is a translation of the Latin term via lactea, meaning “milky way”, which itself is a translation of the Greek term ϰύϰλος γαλαξίας, meaning “milky circle” [16]. The term Galaxy is derived from the ancient Greek word γαλαϰτιϰός, meaning “milky”….

Io, one of Jupiter’s moons, is named after Zeus’ mistress and is a fascinating and perilous celestial body that could easily be described as a version of hell. Io is part of the Galilean moons, a group of four satellites that are each distinct and offer unique worlds that can captivate even the most imaginative…

Star charts are representations of the celestial sphere projected onto a plane, with celestial objects plotted according to a specific coordinate system. What constellations can be seen at midnight tonight? Prepare the map and make your observations. By rotating the circular overhead, align the date and time of observation (local time). Use Polaris to determine…

Every one of us has had the opportunity to marvel at the enigmatic and captivating night sky at least once in our lifetime. During these moments, we find ourselves pondering what lies beyond those shimmering stars, questioning whether we are truly alone in the vast expanse of the Universe. It is this thirst for knowledge…

There are quite a few individuals who are interested in learning how to navigate the magnificent starry sky. However, for beginners, the night sky can appear chaotic, yet undeniably stunning. It may seem impossible to comprehend the complexity of the celestial bodies. For many, the idea of meticulously studying the starry sky with a map…

The celestial body known as Earth is situated as the third planet from our star, the Sun, positioned in the space between Venus and Mars. It holds the distinction of being the most compact planet within the solar system, as well as being the largest member of the terrestrial group of planets. Moreover, Earth is…

The question of how many stars there are in the sky cannot be answered by even experienced astronomers. However, there is an approximate number that is known. How many stars can the human eye detect? Scientists, on the other hand, have an exact answer to this question. In a large city like Moscow, a person…

As autumn arrives, the duration of daylight gradually decreases while the nights become longer. This natural phenomenon, known as the diminishing of daylight, occurs due to the Earth’s axis tilt and its orbit around the Sun. As the northern hemisphere moves farther away from the Sun, the intensity and duration of sunlight in that region…

Ancient astronomers bestowed the names of constellations, which bear no resemblance to actual bears but rather to dippers, in ancient times. They perceived the outlines of two bears within these constellations and devised a captivating myth. Kronos, the father of the mighty deity Zeus, became aware of a prophecy that his own son would overthrow…

Mercury, being the closest planet to the Sun, has an orbital period of approximately 88 Earth days. The planet’s mass is about 0.055 times that of the Earth, and it was given the name of the Roman messenger god. What causes the nights on Mercury to be extremely cold, despite its proximity to the Sun?…