Atlas V 421 | MMS

United Launch Alliance flew Atlas V 421 | MMS on a Atlas V 421 out of Cape Canaveral SFS, FL, USA, placing its payload in the designated orbit.

Launch time
Status
SUCCESS
Operator
United Launch Alliance
Mission type
Orbital
Rocket
Atlas V 421
Launch site
Cape Canaveral SFS, FL, USA
Launch pad
Space Launch Complex 41
Payload
—
Target orbit
Unknown
Atlas V 421 | MMS cover image

Mission timeline

  1. 2015-03-13T02:44:00.000Z
    Liftoff
    Liftoff confirmed — Atlas V 421 is airborne.
  2. Max-Q
    Max Q — Atlas V 421 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. Mission success
    The mission concludes successfully.

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