HelioWeb


Heliocentric Trajectories for Selected Spacecraft, Planets, and Comets
The original trajectory data are taken from https://ssd.jpl.nasa.gov/horizons/app.html#/ where users can find many more objects.

*About using this interface
*Description of coordinate systems
* Geocentric orbits from SSCWeb


List of Heliospheric Objects and their time spans available

 ACE                     2006  183 - 2025  118   NEPTUNE             1965  001 - 2035  365
 ARTEMIS-P1              2007  050 - 2025  085   New Horizons        2006  020 - 2029  365
 ARTEMIS-P2              2007  050 - 2025  085   Parker Solar Probe  2018  225 - 2029  031
 BepiColombo             2018  294 - 2027  072   PIONEER-10          1972  063 - 2049  365                                         
 CASSINI                 1997  289 - 2017  257   PIONEER 11          1973  096 - 2049  365
 DAWN                    2007  271 - 2018  303  *PHOBOS-2            1988  195 - 1989  030
 DSCOVR                  2015   43 - 2025  075   PLUTO               1965  001 - 2035  365
 EARTH                   1965  001 - 2035  365   PSYCHE              2023  287 - 2031  304
 GALILEO                 1989  293 - 2003  273   Rosetta             2004  063 - 2016  366
*GIOTTO                  1992  001 - 1992  366  *SAKIGAKE            1985  021 - 1997  365 
*HELIOS-A                1974  345 - 1985  364   SATURN              1965  001 - 2035  365
*HELIOS-B                1976  001 - 1985  365   SOHO                1995  337 - 2025  098 
 ICE                     2014  001 - 2015  365   Solar Orbiter       2020  042 - 2030  321 
 JUNO                    2011  218 - 2025  293   STEREO-A            2006  300 - 2025  143
 JUICE                   2023  105 - 2031  201   STEREO-B            2006  300 - 2024  299 
 JUPITER                 1965  001 - 2035  365  *SUISEI              1989  001 - 1999  365
 MARS                    1965  001 - 2035  365   ULYSSES             1990  280 - 2049  365
 MARS SCIENCE LAB.       2011  331 - 2012  219   URANUS              1965  001 - 2035  365 
 MAVEN                   2013  323 - 2030  365   VENUS (PVO)         1965  001 - 2035  365
 MERCURY                 1965  001 - 2035  365   VOYAGER 1           1977  249 - 2099  365
 MESSENGER               2004  217 - 2015  121   VOYAGER 2           1977  233 - 2099  365
 Moon                    1965  001 - 2035  365   Wind                1994  306 - 2025  118
                                                
                                                                                            
COMET Grigg-Skjellerup/26P   1996  001 - 2030  365 COMET BORRELLY/19P         1996  001 - 2030  365  
COMET H-M-P/45P              1996  001 - 2030  365 COMET WILD /281P           1996  001 - 2030  366  
COMET HALE-BOPP(C/1995 O1)   1996  001 - 2030  365 COMET HYAKUTAKE(C/1996 B2) 1996  001 - 2030  366  
COMET HALLEY_1P              1996  001 - 2030  365 COMET GIACOBINI-ZINNER/21P 1996  001 - 2030  366 
  
*For that objects the hourly data are made by the linear interpolation of old daily files

Please Click and Fill the Form below, then Submit Query to request parameters



* Select activity
List data Create file Time series plot XYZ-trajectoies( plot, listing)

* Select object:
* Select Output coordinate system:

* Select resolution: Hourly Daily (equal hourly values for hour=0 )


* Select Data precision: (decimal places for AU)

* Select Time Span: Start year: Start day: Stop year: Stop day:


Optional: Name of additional S/C or object 2*:
*In this case the difference of between coordinates of main and additional objects will be calculated
Output data will be calculated for Equinox Epoch: "Mean of date"

More coordinates, and some planet-centered coordinates, are found in spacecraft-specific directories at https://spdf.gsfc.nasa.gov/pub/data/ and https://ssd.jpl.nasa.gov/horizons/app.html#/
If you have any question/comments about WWW access to the ephemerides data,
contact: Dr. Natalia Papitashvili, E-mail:Natalia.E.Papitashvili@nasa.gov,
Mail Code 672, NASA/Goddard Spaceflight Center, Greenbelt, MD 20771

NASA Official: Dr. Robert McGuire, Head of the Space Physics Data Facility