Our galaxy is called the Milky Way. It is a spiral galaxy that contains billions of stars, including our Sun, and is just one of many galaxies in the universe. The Milky Way appears as a faint, milky band of ...
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The first man to step on the surface of the Moon was Neil Armstrong, an American astronaut, on July 20, 1969, during NASA’s Apollo 11 mission. As he set foot on the lunar surface, he famously declared, “That’s one small ...
The word “geography” originated in ancient Greece around 300 BCE. It comes from the Greek words “geo,” meaning Earth, and “graphein,” meaning to write or describe. The term was first used by the scholar Eratosthenes to describe the study of ...
The brightest planet in the solar system is Venus. It shines brightly in the sky due to its thick atmosphere, which reflects sunlight very effectively. Venus often appears as the third-brightest object in the sky after the Sun and the ...
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 ...
The word “planet” comes from the Greek word “planētēs,” meaning “wanderer.” Ancient Greeks used this term to describe celestial bodies that moved against the backdrop of fixed stars. Unlike the stars, which appeared stationary, planets seemed to wander through the ...
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 ...
A globe is a spherical model representing Earth or other celestial bodies. It accurately depicts geographical features like continents, oceans, and countries. Unlike flat maps, globes maintain correct proportions and distances, making them valuable for understanding the planet’s layout. They ...
A galaxy is a massive system of stars, gas, dust, and dark matter bound together by gravity. It can range from a few billion to over a trillion stars. Galaxies come in various shapes, including spiral, elliptical, and irregular. The ...