Podcast
Questions and Answers
ما هو مركز النظام الشمسي؟
ما هو مركز النظام الشمسي؟
ما هو أكبر كوكب في النظام الشمسي؟
ما هو أكبر كوكب في النظام الشمسي؟
ما هو اسم الكوكب الذي يحتوي على أكبر عدد من الأقمار؟
ما هو اسم الكوكب الذي يحتوي على أكبر عدد من الأقمار؟
ما هو النظام الذي يحتوي على أجسام جليدية متجمدة في الأطراف الخارجية للنظام الشمسي؟
ما هو النظام الذي يحتوي على أجسام جليدية متجمدة في الأطراف الخارجية للنظام الشمسي؟
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ما هو عمر النظام الشمسي تقريبا؟
ما هو عمر النظام الشمسي تقريبا؟
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Study Notes
الجموعة الشمسية (The Solar System)
Definition: الجموعة الشمسية is a collection of celestial objects that orbit around the Sun, including eight planets, dwarf planets, asteroids, comets, and other smaller bodies.
The Sun:
- The center of the solar system
- A star that provides light and heat to the planets
- Comprises 99.8% of the total mass of the solar system
The Planets:
-
Mercury:
- Closest to the Sun
- Smallest planet
- Highly elliptical orbit
-
Venus:
- Hottest planet
- Thickest atmosphere
- No moons
-
Earth:
- Third planet from the Sun
- Only known planet to support life
- One large moon
-
Mars:
- Known as the Red Planet
- Rocky terrain
- Two small moons
-
Jupiter:
- Largest planet
- Gas giant
- Many moons (79 known)
-
Saturn:
- Second largest planet
- Gas giant
- Known for its ring system
- Many moons (62 known)
-
Uranus:
- Ice giant
- Tilted axis
- 27 known moons
-
Neptune:
- Farthest planet from the Sun
- Ice giant
- 14 known moons
Dwarf Planets:
- Pluto
- Eris
- Ceres
- Haumea
- Makemake
Other Objects:
- Asteroids (found in the asteroid belt)
- Comets (originating from the outer solar system)
- Kuiper Belt (a region of icy bodies beyond Neptune)
- Oort Cloud (a distant, spherical shell of icy bodies)
Formation:
- The solar system formed around 4.6 billion years ago from a giant cloud of gas and dust
- Gravity caused the material to collapse, forming the Sun and the planets
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Description
Test your knowledge of the solar system, including the Sun, planets, dwarf planets, asteroids, comets, and other celestial bodies. Learn about their formation, characteristics, and more.
