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Atlas LV-3B | Mercury-Atlas 3

Atlas LV-3B | Mercury-Atlas 3

Status: Failure  |  Launched: Apr 25, 1961 16:15 UTC

Failure reason: Pitch and roll sequence failed to initiate.

Launch Provider & Rocket

Mission

Uncrewed test flight of the Mercury program. The launch proceeded normally until about T+20 seconds when the pitch and roll sequence failed to initiate and the vehicle instead just continued flying straight upward, requiring early termination of the flight.

  • Type: Test Flight
  • Orbit: Suborbital (Sub)

Launch Site

  • Pad: Space Launch Complex 14
  • Location: Cape Canaveral SFS, FL, USA
  • View on map

Program

  • Mercury — Project Mercury was the first human spaceflight program of the United States, running from 1958 through 1963. (Wikipedia)

Launch data sourced automatically from the Launch Library 2 API. Last refreshed: 2026-10-08T01:01:54.797344+00:00.