Antares 230 | Cygnus CRS OA-9 (S.S. J.R. Thompson)
The Resupply flight Antares 230 | Cygnus CRS OA-9 (S.S. J.R. Thompson) departed Wallops Flight Facility, Virginia, USA atop a Antares 230, bound for LEO.
- Launch time
- Status
- SUCCESS
- Operator
- Orbital ATK
- Mission type
- Resupply
- Rocket
- Antares 230
- Launch site
- Wallops Flight Facility, Virginia, USA
- Launch pad
- Launch Area 0 A
- Payload
- —
- Target orbit
- LEO

Mission timeline
- 2018-05-21T08:44:06.000ZLiftoff confirmed — Antares 230 is airborne.
- Max Q — Antares 230 endures peak structural stress during ascent.
- First-stage main engine cutoff (MECO) confirmed.
- The spent first stage separates from the upper stage.
- Upper stage ignites, continuing the journey toward orbit.
- The mission reaches LEO, successfully entering orbit.
- The mission concludes successfully.