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Unity

active
Human SpaceflightLEOLaunched 12/4/1998
Admin Edit
Mission & Launch
Launch Mission
ISS 2A (Unity)
Launch Vehicle
Space Shuttle
Launch Date
12/4/1998
Orbit & Mass
Orbit Class
LEO
Altitude
393.5 km
Inclination
51.59 deg
Dry Mass
9,280 kg
Total Mass
11,600 kg
Payload Classification
Mission Type
Human Spaceflight
Payload Category
SS
Payload Class
C
Organizations
Operator
NASA Johnson Space Center
Manufacturer
Boeing
Registry
UN Registration
ST/SG/SER.E/418
Track
Mentions
197
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

VSS Unity carried four technology demonstration payloads provided by NASA’s Flight Opportunities program on the 2018-12-13 flight.

PlanCapabilityValue 4.0Dec 13, 2018Virgin Galactic achieves space on SpaceShipTwo test flight
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Virgin Galactic completed its first revenue-generating flight with the 2018-12-13 mission of VSS Unity.

FinancialGeneralValue 4.0Dec 13, 2018Virgin Galactic achieves space on SpaceShipTwo test flight

SpaceShipTwo vehicle VSS Unity reached a peak altitude of 82.7 km on the 2018-12-13 test flight.

CapabilityValue 4.0Dec 13, 2018Branson looks ahead to beginning commercial SpaceShipTwo flights

Virgin Galactic’s SpaceShipTwo vehicle VSS Unity performed its highest test flight to date on 2018-12-13, reaching a peak altitude of 83 km.

CapabilityPlanValue 4.0Dec 13, 2018Virgin Galactic achieves space on SpaceShipTwo test flight

The 83-kilometer peak altitude of VSS Unity exceeds the 50-mile (approximately 80-kilometer) boundary used by U.S. government agencies for awarding astronaut wings.

CapabilityValue 3.0Dec 13, 2018Virgin Galactic achieves space on SpaceShipTwo test flight

VSS Unity reached a top speed of Mach 2.9 during the 2018-12-13 flight.

CapabilityGeneralValue 4.0Dec 13, 2018Virgin Galactic achieves space on SpaceShipTwo test flight

The powered test flight window for VSS Unity opens on 2018-12-13 and the airspace restriction window in the vicinity of the Mojave Air and Space Port runs 2018-12-13 through 15 for rocket launch and recovery.

PlanGeneralValue 4.0Dec 11, 2018Virgin Galactic to attempt flight to space this week

VSS Unity has been performing a series of powered test flights, most recently on 2018-07-26.

PlanCapabilityValue 2.5Dec 1, 2018Boundary of space being reconsidered as Virgin Galactic test program advances

VSS Unity separated from its WhiteKnightTwo carrier aircraft at approximately 12:45 p.m. Eastern after taking off from Mojave Air and Space Port in California.

PlanValue 3.0Jul 26, 2018Virgin Galactic’s SpaceShipTwo takes a step closer to space

VSS Unity achieved a peak altitude of 52 km during the 2018-07-26 flight.

CapabilityPlanValue 3.8Jul 26, 2018Virgin Galactic’s SpaceShipTwo takes a step closer to space

VSS Unity reached a top speed of Mach 2.47 during ascent on the 2018-07-26 flight.

CapabilityPlanValue 4.0Jul 26, 2018Virgin Galactic’s SpaceShipTwo takes a step closer to space

VSS Unity completed its third powered test flight on 2018-07-26.

PlanCapabilityValue 3.0Jul 26, 2018Virgin Galactic’s SpaceShipTwo takes a step closer to space

VSS Unity reached a top speed of Mach 1.7 during reentry on the 2018-07-26 flight.

CapabilityValue 4.0Jul 26, 2018Virgin Galactic’s SpaceShipTwo takes a step closer to space

VSS Unity took off attached to its WhiteKnightTwo carrier aircraft at about 11:40 a.m. Eastern from the Mojave Air and Space Port in California.

PlanGeneralValue 2.5May 29, 2018Second SpaceShipTwo makes second powered test flight

Virgin Galactic’s SpaceShipTwo suborbital spaceplane VSS Unity performed a successful test flight on 2018-05-29.

GeneralCapabilityValue 4.0May 29, 2018Second SpaceShipTwo makes second powered test flight

VSS Unity glided to a runway landing in Mojave about 10 minutes after reaching peak altitude on the 2018-05-29 flight.

GeneralValue 2.2May 29, 2018Second SpaceShipTwo makes second powered test flight

VSS Unity reached a top speed of Mach 1.9 and an altitude of 34,900 m on the 2018-05-29 flight, both records for the SpaceShipTwo test flight program.

CapabilityPlanValue 4.0May 29, 2018Second SpaceShipTwo makes second powered test flight