Heliocentric Trajectories Web Services API for Space Physics Applications

The Heliocentric Trajectories Web Services API provides programmatic access to portions of the HelioWeb data. The Space Physics Data Facility (SPDF) at NASA's Goddard Space Flight Center archives this non-solar data for the Heliospheric Science Division. The dataset was last updated on March 13, 2026.

Use Cases

• Integrate heliocentric trajectory calculations into custom software based on the API access described.
• Model spacecraft or solar wind paths through the heliosphere based on the trajectory data.
• Develop educational or visualization tools for heliospheric science using the provided web services.

Strengths

• Data originates from NASA's Goddard Space Flight Center, a primary authority for space science data.
• Provides API access, which suggests structured, machine-readable data for integration.
• Last updated on 2026-03-13, indicating recent maintenance.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and dataset size are unknown, which may limit suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

National Aeronautics and Space Administration (NASA), Goddard Space Flight Center, Heliospheric Science Division.

Collection Method

Archived by the Space Physics Data Facility (SPDF).

Time Range

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Freshness

Last updated 2026-03-13 20:36:43.574627.

Geography

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