Planet, home
Earth
The only place we know of with life. What you see is today’s real day and night: the lit side faces the Sun at this exact moment.
- Diameter
- 12,742 km
- Gravity
- 1 g
- Day
- 23 h 56 min
- Year
- 365.25 days
- Average
- 15 °C
Can we live on Earth?
Air: breathable, the only place we know of where it is.
Gravity: 1.00 g. Someone who weighs 70 kg on Earth would weigh 70 kg there.
Temperature: 15 °C on average.
Ground: Oceans of liquid water cover 71% of it.
Atmosphere
- N₂ 78.08%
- O₂ 20.95%
- Ar 0.93%
- CO₂ <0.1%
Measured by NASA fact sheet