Menu

Earth

Terra

Earth Planet Taurus Visible Level 1 Naked eye / Binoculars - Timing dependent
Credit: Harrison Schmitt / Apollo 17. License: Public domain. (Wikimedia Commons)
Star Map Solar System
Add to List Add to Plan Back to Catalog

Properties

Magnitude —
Type: Planet
Distance: 1.000 AU
Orbital Period: 365.3 days
Diameter: 12,742 km
Atmosphere: Nitrogen, oxygen
Features: Oceans, continents
Home planet; used as reference for geocentric positions.

Position & Identifiers

RA 05h 37m 44.3s
Dec +23° 20' 14.1"
Constellation Taurus
Catalog Earth

Physical Properties

Diameter 12,742 km (1.00× Earth)
Mass 5.97e24 kg
Albedo 0.31 (31% reflected)
Temperature -10°C to 15°C
Rotation 23.9 hours
Atmosphere Nitrogen, oxygen
Surface Oceans, continents
Angular Size 49.9″ (current)

Orbital Properties

Semi-major Axis 1.0000 AU (149.6 million km)
Eccentricity 0.0167
Inclination 0.00°
Orbital Period 365.3 days
Distance 0.352 AU (2.9 light-min)
Elongation 78.9° Moderate

Observing Tips

Visibility Not observable
Notes Home planet; used as reference for geocentric positions.

Current Ephemeris

0.352
AU from Earth
52.6M
km
49.9″
Angular Size
79°
Elongation

Visibility

Set a location in User Settings to see visibility data.

Community Photos (1)

Credit: Harrison Schmitt / Apollo 17. License: Public domain. (Wikimedia Commons)

Credit: Harrison Schmitt / Apollo 17. License: Public domain. (Wikimedia Commons)

Skybred Feb 28, 2026