Antares 230+ | Cygnus CRS-2 NG-15 (S.S. Katherine Johnson)
The Resupply flight Antares 230+ | Cygnus CRS-2 NG-15 (S.S. Katherine Johnson) departed Wallops Flight Facility, Virginia, USA atop a Antares 230+, bound for LEO.
- Launch time
- Status
- SUCCESS
- Operator
- Northrop Grumman Space Systems
- 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
- 2021-02-20T17:36:49.000ZAntares 230+ lifts off from Wallops Flight Facility, Virginia, USA.
- Antares 230+ passes through max aerodynamic pressure (Max Q).
- Main engine cutoff — the first stage shuts down as planned.
- Stage separation — the first stage separates cleanly.
- Second-stage engine ignites for the next phase of flight.
- Orbit insertion confirmed — the vehicle is now in LEO.
- Mission success — all objectives completed.