Launch successful.
Update ↗
Cygnus CRS-2 NG-21 (S.S. Francis R. “Dick” Scobee)
Falcon 9 Block 5
Historical mission record
This page records Falcon 9 Block 5 | Cygnus CRS-2 NG-21 (S.S. Francis R. “Dick” Scobee) and its reported outcome: Launch Successful. The date above is a historical record.
Source record updated . This is a source update, not a confirmed launch time.
Check the source: SpaceX ↗ · NASA Commercial Resupply Mission NG-21 ↗ · Launch Library ↗
Status reported by the mission data provider.
Mission
This is the 21st flight of the Orbital ATK's uncrewed resupply spacecraft Cygnus and its 20th flight to the International Space Station under the Commercial Resupply Services contract with NASA.
- Launch vehicle
- Falcon 9 Block 5
- Mission type
- Resupply
- Destination orbit
- Low Earth Orbit
- Spacecraft
- Cygnus CRS NG-21 (S.S. Francis R. “Dick” Scobee)
- Destination
- International Space Station
- Launch pad
- Space Launch Complex 40
- Provider
- SpaceX
- Programs
- International Space Station, Commercial Resupply Services
- Recovery
- Return to Launch Site, B1080 has landed back at the launch site at LZ-1 after its flight. +1
The vehicle
Published configuration and flight history.

Falcon 9 Block 5
Falcon 9 is a two-stage rocket designed and manufactured by SpaceX for the reliable and safe transport of satellites and the Dragon spacecraft into orbit. The Block 5 variant is the fifth major interval aimed at improving upon the ability for rapid reusability.
- Height
- 70 m
- Diameter
- 3.65 m
- Stages
- 2
- Recorded launches
- 537
- First flight
- 2018-05-11

Recorded timing
This is a mission record, not an upcoming calendar appointment.
A single scheduled moment. The schedule may change before launch.
Cumulus Cloud Rule, Thick Cloud Layers Rule, Surface Winds
Flight timeline
Planned sequence, not live telemetry. Times are relative to the launch target.
- T−00:38:00
GO for Prop Load
- T−00:35:00
Prop Load
- T−00:35:00
Stage 1 LOX Load
- T−00:16:00
Stage 2 LOX Load
- T−00:07:00
Engine Chill
- T−00:01:00
Startup
Show the full sequence (23 events)
- T−00:01:00
Tank Press
- T−00:00:45
GO for Launch
- T−00:00:03
Ignition
- T+00:00:00
Liftoff
- T+00:01:08
Max-Q
- T+00:02:18
MECO
- T+00:02:22
Stage 2 Separation
- T+00:02:30
SES-1
- T+00:02:35
Booster Boostback Burn Startup
- T+00:02:58
Fairing Separation
- T+00:03:24
Booster Boostback Burn Shutdown
- T+00:06:17
Entry Burn Startup
- T+00:06:34
Entry Burn Shutdown
- T+00:07:24
Stage 1 Landing Burn
- T+00:07:31
Stage 1 Landing
- T+00:08:33
SECO-1
- T+00:14:35
Payload Separation
Launch site & orbit
Cape Canaveral SFS, FL, USA
Launch site & orbit
Explore the launch pad, then pull back to see the shape of the destination orbit.
Understand this orbit
Coverage & sources
Links supplied by the mission data provider.
Coverage and times may change.
Explore on iPhone
Browse mission details and discover upcoming launches in Spacian.
Open mission in Spacian ↗