The famous Indian astronomer Aryabhata was the first to propose that the Moon and planets shine due to reflected sunlight. In his work “Aryabhatiya,” written in 499 CE, Aryabhata explained that these celestial bodies do not emit their own light ...
Tiwari Academy Discussion Latest Questions
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 ...
Earth is called the “Blue Planet” of the solar system due to its vast oceans and abundant water, which give it a blue appearance from space. The reflection of sunlight off Earth’s surface and atmosphere enhances this blue hue, making ...
Mars is called the “Red Planet” of the solar system due to its reddish appearance, which is caused by iron oxide, or rust, on its surface. This distinctive color makes Mars stand out in the night sky and gives it ...
Dwarf planets are celestial bodies that orbit the Sun and have sufficient mass to assume a nearly round shape but do not meet all the criteria to be classified as full planets. They differ from planets primarily because they have ...
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 ...
The term “Solar Family” refers to the collection of celestial bodies that orbit the Sun. This includes the eight planets, their moons, dwarf planets, asteroids, comets, and other small objects within our solar system. All these bodies are bound by ...
The average distance from the Earth to the Sun is approximately 149.6 million kilometers (93 million miles). This distance is known as an astronomical unit (AU), a standard measurement used in astronomy to describe distances within our solar system. The ...
Celestial bodies are natural objects found in space, including stars, planets, moons, asteroids, comets, and meteoroids. They exist within the universe and are characterized by their physical properties and behaviors, such as emitting light or orbiting other objects. Celestial bodies ...
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 ...