Deep Space Missions Tracker: Daily Positions of NASA Spacecraft

Deep-Space Missions Tracker is a daily-updating log of active deep-space mission positions, computed from NASA/JPL's Horizons ephemeris system. The dataset is authored by juliensimon and was last updated on 2026-07-18. It grows by one row per mission per day, tracking spacecraft like the Voyagers and Juno.

Use Cases

• Visualizing spacecraft trajectories over time based on daily position updates.
• Analyzing mission progress and location history for educational or outreach purposes.
• Correlating spacecraft positions with other astronomical events or datasets.

Strengths

• Data is updated daily, ensuring high temporal recency.
• Source data originates from the authoritative NASA/JPL Horizons ephemeris system.
• The dataset tracks a fleet of notable missions, including Voyagers in interstellar space and Juno at Jupiter.

Limitations

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

Provenance

Source

NASA/JPL-Caltech Horizons ephemeris system

Collection Method

Computed daily from the Horizons system, with one row added per mission per day.

Freshness

Updated daily; last recorded update was 2026-07-18 17:42:56.

Geography

Deep space, including interplanetary and interstellar regions.