Explore the Universe: Your Guide to Astronomy

All four seasons that we experience are incredibly magnificent, but autumn holds a special place in our hearts. A.S. Pushkin eloquently expressed his admiration for this season in his poem “Autumn”. One poetic line captures its essence perfectly: “I love the vibrant fading of nature…” This line encapsulates the beauty of the earthly realm during…

The Earth has an average weight of approximately 5.976 sextillion tons, a staggering number with 21 decimal places. Just visualizing such a figure can be overwhelming due to the multitude of zeros involved! However, determining the mass of our planet is far from a simple task, unlike weighing a watermelon. We cannot simply place the…

Nevertheless, there exist regions in Russia where one can witness the presence of the Milky Way and stars with a magnitude of 6. To successfully observe these celestial bodies, it is recommended to venture at least 20-30 km from urban areas. The Celestial Expanse When you gaze up at the night sky, a multitude of…

In our solar system, there are two categories of planets: inner planets and outer planets. The inner planets, which are closer to the star, are known as terrestrial planets. These planets are composed of silicate minerals and metal. On the other hand, beyond the asteroid belt, we find the gas giants, which are the outer…

Cosmos Phobos, the nearest of Mars’ two satellites, was found in 1877 by American astronomer Asaph Hall. It is larger than its companion, Deimos. In Greek mythology, Phobos is a god associated with fear. He is one of the sons of Aphrodite, the goddess of love and beauty, and Ares, the god of war. What…

Blue giants, also known as O or B class stars, are youthful and hot massive stars that fall into the main sequence region of the Hertzsprung-Russell diagram. They have a stellar mass ranging from 10-20 times that of our sun, and their luminosity is thousands and even tens of thousands of times higher. Similar ideas…

If you have ever had the opportunity to spend a night under the open sky, you would have undoubtedly been treated to a captivating phenomenon: a luminous white band stretching across the entire expanse… This celestial marvel is none other than our very own galaxy – the Milky Way. The Milky Way.… The galaxy The…

The field of astronomy has divided the entire expanse of the sky into distinct regions known as constellations. Each of these sections contains numerous stars, ranging from a few dozen to several hundred. In ancient times, these constellations were simplified by assigning them different shapes, resulting in drawings that vaguely resembled earthly creatures. This gave…

Astronomical observations are most favorable in Russia during the month of August. In the northern regions, the period of white nights has come to an end and the weather is still warm enough. Clear nights are more common than cloudy nights throughout the country. This leads to the question: what does the starry sky look…

Imagine yourself in the southern part of Russia, where the nights are perpetually dark. In this mesmerizing setting, one can easily become captivated by the vastness of the starry sky. Particularly on moonless nights, when the air is still and clear, the eye can behold an enchanting spectacle of stars scattered across the heavens. These…

Presumably, the constellation that introduced us to the night sky is the Big Dipper (and unfortunately, for many of us, it ended there). Let’s begin with this magnificent constellation, which happens to be one of the largest in our celestial sphere, and the recognizable “dipper” is merely a fraction of it. So, why did the…

In order to fully comprehend the main subject matter of the article, it is necessary to delve into the historical context and acquaint oneself with certain particulars. As time progresses, the climate on the planet undergoes changes in accordance with the Wilson Cycle: the overall temperature gradually decreases, ushering in the Ice Age, then the…

This webpage offers details regarding the present and projected locations of Jupiter within the solar system and in the celestial sphere, taking into account your precise location. Additionally, it provides information on Jupiter’s apparent brightness, size, luminosity, and more. Current position of Jupiter in the sky The chart displays the altitude of Jupiter above the…

In the night sky, you can spot the constellation of Eagle, also known as Aquila in Latin. Eagle is among the most ancient constellations that mankind has been aware of. Locating the constellation Eagle can be found in close proximity to the celestial equator, making it easier to observe from southern latitudes. It is most…

Thanks to the advancements in telescope technology, astronomers have recently been able to observe and measure the rotation of a star at an unprecedented level of detail. By utilizing the Palomar Interferometer, a collection of telescopes working in tandem, scientists were able to determine the star’s radius based on its position in the sky. Surprisingly,…

A star is considered variable if it has the ability to alter its brightness. This means that, from the perspective of an Earth observer, the star’s apparent magnitude undergoes periodic changes. These changes can occur over the course of years or even just seconds, and they can range from a difference of 1/1000th magnitude to…

Throughout history, humans have been fascinated by the wonders of the night sky, using celestial objects as guides for navigation and timekeeping. Early farmers and herders recognized the need for a calendar to ensure consistent and timely agricultural practices. Through careful observation of the Sun and the Moon, ancient astronomers noticed the repetitive patterns and…

Displayed here are authentic visual representations of the planets within our solar system, including the dwarf planet Pluto and one of Jupiter’s moons, Io. These images were captured by spacecrafts and interplanetary stations dispatched by NASA to conduct comprehensive investigations on the planets, moons, their intricate connections, the intricate composition of the solar system, and…

Saturn’s appearance – an explanation for kids: the makeup of the planet and how it compares to other gas giants and Earth, its hydrogen atmosphere, mantle and core, its rings and magnetic field. We will discuss the composition of Saturn in a way that children can understand. This knowledge will be beneficial for both children…

During the period known as the Lunar Cataclysm, various celestial bodies, including planets and their satellites, experienced the formation of craters. Interestingly, it is speculated that the planet closest to the Sun, Mercury, may have been adorned with diamonds. How did scientists come to this intriguing conclusion? For more information, you can refer to the…