Ursa Major is a prominent constellation visible in the northern sky. It is one of the most recognizable star patterns and includes the well-known asterism called the Big Dipper or Great Bear. The constellation represents a large bear and is ...
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Geography is the study of Earth’s physical features, landscapes, and environments, as well as the relationships between people and their environments. It explores the distribution of natural resources, climate patterns, and human activities across the planet. Geography integrates both physical ...
The International Astronomical Union (IAU) is a global organization founded in 1919, dedicated to promoting and safeguarding the science of astronomy. It is responsible for naming celestial bodies, defining astronomical constants, and fostering international collaboration among astronomers. The IAU also ...
The axis of the globe is an imaginary line that runs through the Earth’s center, connecting the North and South Poles. This axis is tilted at an angle of 23.5 degrees relative to Earth’s orbit around the Sun, causing seasonal ...
A constellation is a recognized group of stars forming a pattern or shape in the night sky. These patterns are used for navigation and to divide the celestial sphere into regions. Constellations have been named and cataloged by various cultures ...
A new moon occurs when the Moon is positioned between Earth and the Sun, making its illuminated side face away from Earth. During this phase, the Moon is not visible from Earth, marking the beginning of a new lunar cycle. ...
A full moon occurs when the Moon is directly opposite the Sun relative to Earth, resulting in its entire face being illuminated. This phase happens once a month and is characterized by the Moon’s bright, round appearance. It marks the ...
Important parallels of latitude include the Equator (0°), which divides the Earth into Northern and Southern Hemispheres; the Tropic of Cancer (23.5°N) and Tropic of Capricorn (23.5°S), marking the boundaries of the tropical zone; the Arctic Circle (66.5°N) and Antarctic ...
The Prime Meridian is the imaginary line of longitude set at 0°, running from the North Pole to the South Pole. It passes through Greenwich, England, and serves as the starting point for measuring longitude east and west. The Prime ...
The Frigid Zones are Earth’s coldest regions, located within the Arctic Circle (66.5°N) and Antarctic Circle (66.5°S). These zones receive minimal sunlight, especially during winter, leading to extremely low temperatures. Characterized by polar ice caps, tundra landscapes, and sparse vegetation, ...