National Aeronautics and Space Administration Logo
Follow this link to skip to the main content NASA Banner
Solar System Exploration
Phoebe: Facts & Figures
   Back to Saturn   Overview   Gallery   Facts & Figures   News 
Discovered By
W. Pickering
Date of Discovery
August 1898
Orbit Size Around Saturn (semi-major axis)
Metric: 12,947,913 km
English: 8,045,460 miles
Periapsis (closest)
Metric: 10,832,224 km
Apoapsis (farthest)
Metric: 15,063,602 km
Orbit Period (Length of Year)
1.506639288 Earth years
550.3 Earth days
Orbit Circumference
Metric: 80,808,357.62 km
Average Orbit Velocity
Metric: 6,118.5 km/h
Orbit Eccentricity
Orbit Inclination
175.243 degrees
By Comparison: Retrograde orbit
Mean Radius
Metric: 106.5 km
Equatorial Circumference
Metric: 669.2 km
Metric: 5,059,848 km3
Metric: 8,290,633,771,893,670,000 kg
Scientific Notation: 8.2906 x 1018 kg
Metric: 1.638 g/cm3
Surface Area
Metric: 142,530.92 km2
Surface Gravity
Metric: 0.049 m/s2
Escape Velocity
Metric: 367 km/h
Awards and Recognition   Solar System Exploration Roadmap   Contact Us   Site Map   Print This Page
NASA Official: Kristen Erickson
Advisory: Dr. James Green, Director of Planetary Science
Outreach Manager: Alice Wessen
Curator/Editor: Phil Davis
Science Writers: Courtney O'Connor and Bill Dunford
Producer: Greg Baerg
Webmaster: David Martin
> NASA Science Mission Directorate
> Budgets, Strategic Plans and Accountability Reports
> Equal Employment Opportunity Data
   Posted Pursuant to the No Fear Act
> Information-Dissemination Policies and Inventories
> Freedom of Information Act
> Privacy Policy & Important Notices
> Inspector General Hotline
> Office of the Inspector General
> NASA Communications Policy
> NASA Advisory Council
> Open Government at NASA
Last Updated: 12 Aug 2013