Astronomy Almanac
>
Home
Images
Questions
Factoids
Almanac
Planets
Moons
Constellations
Stars
Messier Objects
Galaxies
Nebulae
History
Timelines
Astronomers
Search
[
Science / Astronomy / Solar System /
Planets
]
The rotation period of Neptune is 0.67 days
Neptune
Atmospheric Composition
Density
Diameter
Distance from Earth
Distance from Sun
Eccentricity
Escape Velocity
Gravity
Mass
Reflectivity
Revolution Period
Rotation Period
Rotational Velocity
Satellites
Syndotic Period
Temperature
Tilt of Axis