Solar System Facts
Comprehensive information about planets, moons, and celestial bodies orbiting the Sun. Essential astronomy knowledge.
✓ 100% Free
✓ No Login Needed
✓ NCERT / CBSE Aligned
✓ Download as PDF
TL;DR: Comprehensive information about planets, moons, and celestial bodies orbiting the Sun. Essential astronomy knowledge.
Written & reviewed by the Syllab.in Academic Team (CBSE/NCERT subject experts) · Updated
🤖 Stuck on any question? Ask Syllab's free AI Tutor for a step-by-step explanation — instant, unlimited, no login.
Comprehensive information about planets, moons, and celestial bodies orbiting the Sun. Essential astronomy knowledge.
Solar System Facts
- The Sun: Central star; diameter 1.39 million km; 99.86 percent of solar system mass
- Mercury: Closest to Sun; smallest planet; no moons; surface temperature 430C
- Venus: Hottest planet; thick atmosphere; rotates backward
- Earth: Only known planet with life; one moon; orbits Sun in 365 days
- Mars: Red Planet; two moons: Phobos and Deimos
- Jupiter: Largest planet; 79 moons; Great Red Spot storm
- Saturn: Famous for rings; 82 confirmed moons; lowest density of all planets
- Uranus: Ice giant; rotates on its side; 27 known moons
- Neptune: Farthest planet; strong winds; blue color from methane
- Pluto: Dwarf planet; reclassified 2006; has five known moons
Frequently Asked Questions
How many planets are in the solar system?
There are eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Pluto is classified as a dwarf planet.
Which is the largest planet in the solar system?
Jupiter is the largest planet with a diameter of 139,820 kilometers.
More GK Topics
- Famous Inventions and Inventors
- Human Body Facts
- ISRO Space Missions
- Important Inventions
- Scientific Instruments and Their Uses
- Branches of Science
🤖 Stuck on any of these? Ask Syllab's free AI Tutor to explain step by step →