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Here we provide
links to other web sites that offer SPICE-based tools,
information related to SPICE, or general information on the subject
of ancillary data.
NAIF, JPL and
Caltech do not endorse any products, tools or services offered at
these sites, nor do they warrant the correctness of such products
for any particular use. Each potential user must make this assessment
for her or himself.
Planetary Data System, Home Page
- Provides access
to all of the digital science data and related information offered by NASA's Planetary Data System.
This includes access to archived SPICE data.
Planetary Data System, Rings Node Toolkit
- Provides access to several libraries offering calculations for
orbital motion, time conversion and ring occultations.
ESA Planetary Science Archive
- Provides access to the Planetary Science Archive of the European Space Agency.
JAXA Hayabusa SPICE Archive
- Provides access to SPICE data produced and archived by scientists of JAXA's Institute of Space and
Astronautical Science.
JPL's Horizons Ephemeris System
- Provides access
to orbital and physical data for most solar system bodies. The telnet portion
of Horizons may be used to generate SPK files for the many thousands of comets and
asteroids for which data are maintained, and to obtain SPK files for planets and
their satellites. Horizons is a product of JPL's Solar System Dynamics Group, provider of
nearly all natural body ephemerides offered through NAIF.
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