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Saturn — November 1999

Saturn — November 1999

About the Object

  • Distance
    DistanceThe physical distance from Earth to the astronomical object. Distances within our solar system are usually measured in Astronomical Units (AU). Distances between stars are usually measured in light-years. Interstellar distances can also be measured in parsecs.
    The semi-major axis of Saturn's orbit about the sun is 9.5 Astronomical Units (A.U.) or roughly 1.4 billion km.
  • Dimensions
    DimensionsThe physical size of the object or the apparent angle it subtends on the sky.
    The planet (without rings) has a diameter of roughly 75,000 miles (120,000 km) at the equator.

About the Data

  • Data Description
    Data DescriptionProposal: A description of the observations, their scientific justification, and the links to the data available in the science archive.
    Science Team: The astronomers who planned the observations and analyzed the data. "PI" refers to the Principal Investigator.
    Principal Astronomers: R.G. French (Wellesley College), J. Cuzzi (NASA/Ames Research Center), L. Dones (SwRI), and J. Lissauer (NASA/Ames Research Center).
  • Instrument
    InstrumentThe science instrument used to produce the data.
    HST>WFPC2
  • Exposure Dates
    Exposure DatesThe date(s) that the telescope made its observations and the total exposure time.
    November 1999
  • Filters
    FiltersThe camera filters that were used in the science observations.
    F675W (R), F555W (V), and F439W (B)
  • Object Name
    Object NameA name or catalog number that astronomers use to identify an astronomical object.
    Saturn
  • Object Description
    Object DescriptionThe type of astronomical object.
    Planet
  • Release Date
    June 7, 2001
  • Science Release
    A Change of Seasons on Saturn
    Read the release
  • Credit
    NASA and The Hubble Heritage Team (STScI/AURA)

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Saturn — November 1999
Color Info
Color InfoA brief description of the methods used to convert telescope data into the color image being presented.

Blue: F439W (B) Green: F555W (V) Red: F675W (R)

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Details

Last Updated
Mar 28, 2025
Contact
Media

Claire Andreoli
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
claire.andreoli@nasa.gov

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