A year, in astronomical terms, is the time it takes for the Earth to complete one full orbit around the Sun. This period is about 365.25 days long. To account for the extra 0.25 days, we add an extra day ...
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Day and night are caused by the rotation of the Earth on its axis. The Earth spins around an imaginary line called the axis, which takes about 24 hours to complete one full rotation. When a part of the Earth ...
An astronomical unit (AU) is a unit of measurement used to describe the distance between the Earth and the Sun. It is approximately equal to 150 million kilometers. Astronomers use this unit to measure distances within our solar system, as ...
Stars look smaller than the Sun because they are much farther away from Earth. Although stars are huge, their light gets spread out over a vast distance by the time it reaches us, making them appear as tiny points of ...
To see the Milky Way, you need to be in a dark place away from city lights, as light pollution can block its view. The best time to observe it is on clear, moonless nights, usually during the summer months. ...
Venus appears very bright because its atmosphere is covered with thick clouds that reflect a lot of sunlight. These clouds are made of gases like carbon dioxide, which bounce sunlight back into space, making the planet shine. Venus is also ...
Galaxies are large groups of stars, gas, dust, and other objects that are held together by gravity. Our solar system is part of the Milky Way galaxy, which contains billions of stars. There are billions of galaxies in the universe, ...
The Milky Way Galaxy is a large collection of stars, gas, dust, and other celestial objects, including our solar system. It appears as a bright, milky band of light in the night sky, which is why it is called the ...
The asteroid belt is a region in space located between the orbits of Mars and Jupiter. It is filled with thousands of small rocky objects called asteroids. These asteroids vary in size and shape and orbit the Sun just like ...
A comet is a small icy object that orbits the Sun. It is made of dust, gas, and ice. When a comet comes close to the Sun, the heat causes the ice to melt and release gas and dust, forming ...