Delta 7425-9.5 | Mars Polar Lander

Delta 7425-9.5 | Mars Polar Lander lifted off aboard a Delta II from Cape Canaveral SFS, FL, USA, carrying its payload to Helio-N/A.

Launch time
Status
SUCCESS
Operator
United States Air Force
Mission type
Robotic Exploration
Rocket
Delta II
Launch site
Cape Canaveral SFS, FL, USA
Launch pad
Space Launch Complex 17B
Payload
—
Target orbit
Helio-N/A
Delta 7425-9.5 | Mars Polar Lander cover image

Mission timeline

  1. 1999-01-03T20:21:10.000Z
    Liftoff
    Liftoff confirmed — Delta II is airborne.
  2. Max-Q
    Max Q — Delta II endures peak structural stress during ascent.
  3. Main engine cutoff (MECO)
    First-stage main engine cutoff (MECO) confirmed.
  4. Stage separation
    The spent first stage separates from the upper stage.
  5. Second-stage ignition
    Upper stage ignites, continuing the journey toward orbit.
  6. Orbit insertion
    The mission reaches Helio-N/A, successfully entering orbit.
  7. Mission success
    The mission concludes successfully.

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