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 ...
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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 closest planet to the Sun is Mercury. It orbits the Sun at an average distance of about 57.9 million kilometers (36 million miles). Mercury’s proximity to the Sun results in extreme temperature variations and a lack of a significant ...
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 ...
Planets are large, spherical celestial bodies that orbit a star, such as the Sun. They do not produce their own light but reflect the light of their star. Planets are classified into terrestrial (rocky) and gas giants, and they can ...
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. ...
Degrees of longitude measure the distance east or west of the Prime Meridian, which is set at 0° in Greenwich, England. Longitude lines, or meridians, run vertically from the North Pole to the South Pole, and are measured in degrees, ...
The Torrid Zone, also known as the tropical zone, is the Earth’s warmest region, located between the Tropic of Cancer (23.5°N) and the Tropic of Capricorn (23.5°S). This zone receives direct sunlight year-round, resulting in consistently high temperatures. It includes ...
The Equator, Tropic of Cancer, and Tropic of Capricorn are not physically drawn on the Earth but are imaginary lines used in geographic and climatic calculations. The Equator is equidistant from the poles, while the Tropics mark the latitudinal boundaries ...
Christmas in Australia falls during the summer season because the Southern Hemisphere experiences summer from December to February. Unlike the Northern Hemisphere, where Christmas is in winter, Australians celebrate Christmas in warm weather, often with outdoor barbecues and beach activities. ...