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☀️
☀️ Solar System
The Sun
Our star; 1.4 million km wide; the source of all energy, light and life on Earth
Solar System ☀️ 4.6 Billion Years Ago Solar System
Key Facts
- 1
99.86% of the Solar System's mass; surface temperature 5,500°C; core temperature 15 million°C
- 2
A G-type main-sequence star (G2V) — one of 200–400 billion stars in the Milky Way galaxy
- 3
Will become a red giant in ~5 billion years, swallowing Mercury, Venus and possibly Earth
🌌 Did you know? Light from the Sun takes 8 minutes and 20 seconds to reach Earth, but the energy took 100,000 years to travel from the Sun's core to its surface
Quick Reference
Category
Solar System
Region
☀️ Solar System
Year / Era
4.6 Billion Years Ago
About
Our star