Northrop Grumman Space SystemsAntares 230+Launch Area 0 A, Wallops Flight Facility, Virginia, USA
Cygnus CRS-2 NG-19 (S.S. Laurel Clark)
Launched
August 2, 2023 · 00:31 UTC

Summary
Cygnus CRS-2 NG-19 (S.S. Laurel Clark) launched on a Northrop Grumman Space Systems Antares 230+ from Launch Area 0 A, Wallops Flight Facility, Virginia, USA on August 2, 2023 at 00:31 UTC. It was Northrop Grumman Space Systems's 14th launch, 1st this year and humanity's 6,484th orbital launch attempt. It was the 8th Antares 230+ flight and the 1st this year. The payload was bound for low Earth orbit (LEO). S.S. Laurel Clark, one of 2 catalogued objects, reached a 216 × 376 km orbit inclined 51.6°. The spacecraft was Cygnus CRS NG-19 (S.S. Laurel Clark). 2 objects from this launch are catalogued, one of them a payload.
- Watch
- Vehicle
- Antares 230+ · Northrop Grumman Space SystemsCommercial Resupply Services, International Space Station
- Booster
- No booster details on record.
- Mission
- Resupply · Low Earth Orbit (LEO)
- Milestone
- 8th Antares 230+ flight · 1st this yearNorthrop Grumman Space Systems's 14th launch1st this yearhumanity's 6,484th orbital launch attempt116th orbital launch attempt this year
Spacecraft
Cygnus CRS NG-19 (S.S. Laurel Clark)
This is the nineteenth flight to the ISS by the Cygnus spacecraft under the CRS program and their eighth under the CRS-2 program. This is also the 15th use of the enhanced size Cygnus.
- Destination: International Space Station
- Mission length: 160 days
- Docked August 4, 2023 at Unity nadir
The Cygnus spacecraft burned up upon entering Earth's atmosphere.
Webcast
Flight preview
Simulate in Flight ClubOrbit: as tracked
S.S. Laurel Clark · NORAD 57488 · 2023-110 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2023-110A
- Epoch
- 2023-08-02 02:10:49 UTC
- Mean motion
- 15.9476388 rev/day
- Eccentricity
- 0.0120216
- Inclination
- 51.6225°
- Ascending node
- 101.6647°
- Arg. of perigee
- 139.3045°
- Mean anomaly
- 14.8288°
- Element set
- 999
- Rev at epoch
- 0
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage
- S.S. Laurel Clark · NORAD 57488
Antares A-18 Stage 2 · re-entered August 5, 2023
Data from J. McDowell, planet4589.org
About this launch
This is the 19th flight of the Orbital ATK's uncrewed resupply spacecraft Cygnus and its 18th flight to the International Space Station under the Commercial Resupply Services contract with NASA.
Pad

Launch Area 0 A, Wallops Flight Facility, Virginia, USA
19th launch from Launch Area 0 A, 1st this year · 77th from Wallops Flight Facility, Virginia, USA
Local pad time at liftoff: Aug 1, 8:31 PM EDT, in twilight
19 launches from this pad · 87 from Wallops Flight Facility, Virginia, USA
267 days after the previous launch from this pad
All launches from Wallops Flight Facility, Virginia, USAOpen in maps
Updates
Launch successful.
Show 9 earlier updates
Liftoff.
Cosmic_Penguin · 8/2/2023 · source
Livestream has started
LL2 · 8/1/2023 · source
Weather 90%
Jay · 8/1/2023 · source
Weather 80% favourable with primary concern being a "slight chance" of cumulus clouds.
Jay · 7/29/2023 · source
Tweaked T-0.
Cosmic_Penguin · 7/24/2023 · source
Tweak of T-0.
Cosmic_Penguin · 7/19/2023 · source
New launch date.
Cosmic_Penguin · 6/21/2023 · source
NET August 4.
Cosmic_Penguin · 6/9/2023 · source
Delayed to July
Nosu · 4/16/2023 · source
Questions
When did Cygnus CRS-2 NG-19 (S.S. Laurel Clark) launch?
Cygnus CRS-2 NG-19 (S.S. Laurel Clark) launched on August 2, 2023 at 00:31 UTC.
Where can I watch Cygnus CRS-2 NG-19 (S.S. Laurel Clark)?
Coverage: Launch of Northrop Grumman's 19th Cargo Mission to the Space Station (Official NASA Broadcast). Watch the replay
What rocket launched Cygnus CRS-2 NG-19 (S.S. Laurel Clark)?
Antares 230+, flown by Northrop Grumman Space Systems. Antares 230+ spec sheet
Where did Cygnus CRS-2 NG-19 (S.S. Laurel Clark) launch from?
Launch Area 0 A, Wallops Flight Facility, Virginia, USA. Liftoff was Aug 1, 8:31 PM EDT local time at the pad.
What orbit did Cygnus CRS-2 NG-19 (S.S. Laurel Clark) reach?
S.S. Laurel Clark, one of 2 catalogued objects, reached a 216 × 376 km orbit inclined 51.6°.
Which program is Cygnus CRS-2 NG-19 (S.S. Laurel Clark) part of?
Commercial Resupply Services and International Space Station. About Commercial Resupply Services
![[AUTO] Antares 230+ | Cygnus CRS-2 NG-19 (S.S. Laurel Clark) - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fantares2520230_image_20230802044049.jpeg&w=1600)