Universe-related questions and answers
= The study of the universe is known as cosmology.
2. Which planet is known as the 'Morning and Evening Star?
= Venus is known as the 'Morning and Evening Star' as it appears bright to us from Earth.
3. What do you mean by satellites?
= Many planets in the solar system have small heavenly bodies called satellites that revolve around them.
4. What is rotation?
= The spinning of the planet on its imaginary axis is known as rotation.
5. What do you mean by revolution?
= The movement of the planet around the sun along its elliptical and fixed orbit is known as revolution.
6. Which planet is known as the 'Red Planet?
= Mars is known as the 'Red Planet. It consists of clay-rich in iron, carbon dioxide, argon, nitrogen, etc which gives Mars its red colour.
7. Which planet is the biggest planet in the solar system?
= Jupiter is the biggest planet in the solar system.
8. What is Akash Ganga?
= The Earth, the Sun, and the rest of the solar system is a tiny part of the Milky Way Galaxy. It is known as Akash Ganga.
9. What do you know about Big Bang?
= It is believed that billions of years ago, there was a big explosion or a bang and a huge fireball was created. This incident is known as the Big Bang.
10. What is the full form of IAU?
= The full form of IAU is International Astronomical Union. IAU declared Pluto as a 'Dwarf Planet' in 2006.
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