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Mission record

Luna 1964B

Also known as Ye-6

Soviet Union · Launched

Explore trajectory

Failed · Failure

A Soviet lunar landing attempt that failed to reach Earth orbit when its guidance and control system failed.

Destinations
Launch vehicle
SL-6/A-2-e (8K78 Molniya)
Launch site
Tyuratam (Baikonur Cosmodrome)
Countries
Soviet Union
Mission types
Lander

Chronology

Mission timeline

  1. Launch

    Luna 1964B launched and was lost during ascent

    Earth

Mission architecture

Vehicles

  • Luna 1964B · Spacecraft

    Destinations: Moon

    • Luna 1964B landing capsule · Lander

      Destinations: Moon

Trajectory record

Trajectory dataset not yet available

Known dates and encounters do not uniquely determine a flight path. This mission’s sourced timeline is available above; no verified trajectory is currently published here.

What is needed to reconstruct this path?
  • A frame-qualified position and vector velocity at an epoch, or equivalent complete orbital elements.
  • Separate state histories and release epochs for the listed vehicles; a parent mission trajectory cannot be assigned to every component.
  • Finer event-time constraints where required by an orbital reconstruction; the stored day/month/year precision is retained.
  • The actual failed-flight state history. Intended destinations are not evidence that the spacecraft reached them.

Provenance

Sources

Each source is listed once and labeled with the mission, event, trajectory, or destination/body context it supports.

Data verified through October 12, 2026