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United Space Alliance STS-120 Space Shuttle Discovery / OV-103

Launch Status
Success

Rocket Launch Video Stream

Meet the Astronaut Crew

NASA Astronaut Pamela Melroy, STS-120 Commander

Pamela Melroy

Astronaut details for Pamela Melroy
Birthday09/17/1961
RoleCommander
NationalityUnited States of America
First Flight10/11/2000
Last Flight10/23/2007

Pamela Anne Melroy is a retired United States Air Force officer and a former NASA astronaut. She served as pilot on Space Shu...

NASA Astronaut George D. Zamka, STS-120 Pilot

George D. Zamka

Astronaut details for George D. Zamka
Birthday06/29/1962
RolePilot
NationalityUnited States of America
First Flight10/23/2007
Last Flight02/08/2010

George David "Zambo" Zamka is an American NASA astronaut and United States Marine Corps pilot with over 3500 flight...

NASA Astronaut Daniel M. Tani, STS-120 Mission Specialist

Daniel M. Tani

Astronaut details for Daniel M. Tani
Birthday02/01/1961
RoleMission Specialist
NationalityUnited States of America
First Flight12/05/2001
Last Flight10/23/2007

Daniel M. Tani is an American engineer and a NASA astronaut. Although born in Ridley Park, Pennsylvania, he considers Lombard...

NASA Astronaut Douglas H. Wheelock, STS-120 Mission Specialist

Douglas H. Wheelock

Astronaut details for Douglas H. Wheelock
Birthday05/05/1960
RoleMission Specialist
NationalityUnited States of America
First Flight10/23/2007
Last Flight06/15/2010

Douglas Harry "Wheels" Wheelock is an American engineer and astronaut. He has flown in space twice, logging 178 day...

European Space Agency Astronaut Paolo Nespoli, STS-120 Mission Specialist

Paolo Nespoli

Astronaut details for Paolo Nespoli
Birthday04/06/1957
RoleMission Specialist
NationalityItaly
First Flight10/23/2007
Last Flight07/28/2017

Paolo Angelo Nespoli (Milan, 6 April 1957) is an Italian astronaut and engineer of the European Space Agency (ESA). In 2007, ...

NASA Astronaut Stephanie Wilson, STS-120 Mission Specialist

Stephanie Wilson

Astronaut details for Stephanie Wilson
Birthday09/27/1966
RoleMission Specialist
NationalityUnited States of America
First Flight07/04/2006
Last Flight04/05/2010

Stephanie Diana Wilson is an American engineer and a NASA astronaut. She flew to space onboard three Space Shuttle missions, ...

NASA Astronaut Scott E. Parazynski, STS-120 Mission Specialist

Scott E. Parazynski

Astronaut details for Scott E. Parazynski
Birthday07/28/1961
RoleMission Specialist
NationalityUnited States of America
First Flight11/03/1994
Last Flight10/23/2007

Scott Edward Parazynski is an American physician and a former NASA astronaut. A veteran of five Space Shuttle flights and sev...

About the STS-120 Mission

Mission details for STS-120
TypeHuman Exploration
OrbitLow Earth Orbit
Launch Cost$450,000,000

STS-120 was a space shuttle mission to the International Space Station (ISS) that launched on 23 October 2007 from the Kennedy Space Center, Florida. The mission is also referred to as ISS-10A by the ISS program. STS-120 delivered the Harmony module and reconfigured a portion of the station in preparation for future assembly missions. STS-120 was flown by Space Shuttle Discovery, and was the twenty-third space shuttle mission to the ISS.

Launch Pad & Location

Launch Complex 39A

Kennedy Space Center, FL, USA

Launch statistics for Launch Complex 39A at Kennedy Space Center, FL, USA
Launches222
Orbital Launch Attempts221
Total Launches281

The John F. Kennedy Space Center, located on Merritt Island, Florida, is one of NASA's ten field centers. Since 1968, KSC has been NASA's primary launch center of American spaceflight, research, and technology. Launch operations for the Apollo, Skylab and Space Shuttle programs were carried out from Kennedy Space Center Launch Complex 39 and managed by KSC. Located on the east coast of Florida, KSC is adjacent to Cape Canaveral Space Force Station (CCSFS).

Find the best place to watch the launch from Florida

National Aeronautics and Space Administration Space Shuttle Rocket

The Space Shuttle is a retired, partially reusable low Earth orbital spacecraft system operated from 1981 to 2011 by the U.S. National Aeronautics and Space Administration (NASA) as part of the Space Shuttle program. Its official program name was Space Transportation System (STS). Five complete Space Shuttle orbiter vehicles were built and flown on a total of 135 missions from 1981 to 2011.

Rocket specifications for National Aeronautics and Space Administration Space Shuttle
Length56.1 m
Diameter8.0 m
Stages2
Launch Mass2,030.0 T
Takeoff Thrust28,200.0 kN
LEO Capacity27,500 kg
Launch Cost$450,000,000
Maiden Flight4/12/1981

Learn more about the National Aeronautics and Space Administration Space Shuttle Rocket

About United Space Alliance

United Space Alliance (USA) is a spaceflight operations company. USA is a joint venture which was established in August 1995 as a Limited Liability Company (LLC), equally owned by Boeing and Lockheed Martin.

Launch statistics for United Space Alliance
Total Launches51
Successful50
Failed1
Consecutive Success22

Learn more about United Space Alliance

Frequently Asked Questions

When was the United Space Alliance Space Shuttle STS-120 launch scheduled?

The United Space Alliance Space Shuttle STS-120 launch was scheduled for:
.

Where can I watch the United Space Alliance Space Shuttle STS-120 launch video?

You can watch the United Space Alliance Space Shuttle launch video on this page. The official video includes full mission coverage with multiple camera angles, onboard views, and expert commentary covering pre-launch procedures, liftoff, stage separation, and payload deployment.

Where did the United Space Alliance Space Shuttle STS-120 mission launch from?

The United Space Alliance Space Shuttle rocket launched from Launch Complex 39A at Kennedy Space Center, FL, USA. The John F. Kennedy Space Center, located on Merritt Island, Florida, is one of NASA's ten field centers. Since 1968, KSC has been NASA's primary launch center of American spaceflight, research, and technology. Launch operations for the Apollo, Skylab and Space Shuttle programs were carried out from Kennedy Space Center Launch Complex 39 and managed by KSC. Located on the east coast of Florida, KSC is adjacent to Cape Canaveral Space Force Station (CCSFS).

What rocket was used for the STS-120 mission?

The STS-120 mission launched aboard a United Space Alliance Space Shuttle rocket. The Space Shuttle is a retired, partially reusable low Earth orbital spacecraft system operated from 1981 to 2011 by the U.S. National Aeronautics and Space Administration (NASA) as part of the Space Shuttle program. Its official program name was Space Transportation System (STS). Five complete Space Shuttle orbiter vehicles were built and flown on a total of 135 missions from 1981 to 2011. Detailed rocket specifications and performance data are available in the rocket details above.

What weather conditions could have delayed the United Space Alliance Space Shuttle STS-120 launch?

The United Space Alliance Space Shuttle STS-120 launch could have been delayed by various weather conditions including lightning within 10 nautical miles, high winds (especially upper-level winds), thick cloud layers, precipitation, and poor visibility. Weather must be favorable at the launch site, downrange landing zones, and abort landing sites.

How can I get updates if the United Space Alliance Space Shuttle STS-120 launch was delayed?

This page was updated in real-time with the latest United Space Alliance Space Shuttle launch status, including any delays or scrubs for the STS-120 mission. You can also check our space launch schedule for historical launch information. Our mobile app provides push notifications for instant alerts about launch status changes. Official United Space Alliance live streams provided the most immediate range updates during the launch window.

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