Vulcan VC4L

Active

United Launch Alliance (ULA)

None

Description

Vulcan Centaur is a two-stage-to-orbit, heavy-lift launch vehicle under development by United Launch Alliance (ULA) since 2014. It is principally designed to meet launch demands for the U.S. government's National Security Space Launch (NSSL) program for use by the United States Space Force and U.S. intelligence agencies for national security satellite launches. It will replace both of ULA's existing launchers (Atlas V and Delta IV Heavy) in this role, as these launchers are retiring.

Specifications
  • Stages
    2
  • Length
    67.4 m
  • Diameter
    5.4 m
  • Fairing Diameter
    5.4 m
  • Launch Mass
    770 T
  • Thrust
    13706 kN
Family
  • Name
    Vulcan VC4L
  • Family
  • Variant
    VC4L
  • Alias
  • Full Name
    Vulcan VC4L
Payload Capacity
  • Launch Cost
  • Low Earth Orbit
    24600 kg
  • Geostationary Transfer Orbit
    11700 kg
  • Direct Geostationary
    4900 kg
  • Sun-Synchronous Capacity
    20000 kg

United Launch Alliance

Commercial
CEO: Tory Bruno
ULA 2006

United Launch Alliance (ULA) is a joint venture of Lockheed Martin Space Systems and Boeing Defense, Space & Security. ULA was formed in December 2006 by combining the teams at these companies which provide spacecraft launch services to the government of the United States. ULA launches from both coasts of the US. They launch their Atlas V vehicle from LC-41 in Cape Canaveral and LC-3E at Vandeberg. Their Delta IV launches from LC-37 at Cape Canaveral and LC-6 at Vandenberg.

Upcoming Spaceflights


Vulcan VC4L | Dream Chaser CRS 2 Flight 1

United Launch Alliance | United States of America
Cape Canaveral, FL, USA
TBD June, 2024
Status: To Be Determined
Mission:

First flight of the Dream Chaser Spaceplane to the ISS.

Low Earth Orbit
Explore Share

Vulcan VC4L | Dream Chaser CRS 2 Flight 2

United Launch Alliance | United States of America
Cape Canaveral, FL, USA
TBD July, 2025
Status: To Be Determined
Mission:

Second flight of the Dream Chaser Spaceplane to the ISS.

Low Earth Orbit
Explore Share

Long March 5
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SR75
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Maiden Flight
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Test flight of HyImpulse's SR75 sounding rocket


Falcon 9
Success
1 day, 17 hours ago
Starlink Group 6-55
Space Launch Complex 40 - Cape Canaveral, FL, USA

A batch of 23 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.


Falcon 9
Success
2 days, 1 hour ago
WorldView Legion 1 & 2
Space Launch Complex 4E - Vandenberg SFB, CA, USA

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Falcon 9
Success
5 days, 21 hours ago
Starlink Group 6-54
Space Launch Complex 40 - Cape Canaveral, FL, USA

A batch of 23 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.