NATIONAL AERONAUTICS AND SPACE ADMINISTRATION

Space Shuttle Discovery / OV-103 | STS-103

SUCCESS Space Shuttle →
Dec 20, 1999 at 00:50 UTC
Low Earth Orbit Astrophysics Kennedy Space Center, FL, USA 99% success
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Mission Control3D trajectory · Live telemetry · AI narrator · Booster tracking
PADLaunch Complex 39A
SITEKennedy Space Center, FL, USA →
ORBITLow Earth Orbit
TYPEAstrophysics
PROGRAMSpace Shuttle

STS-103 was a Hubble Space Telescope servicing mission by Space Shuttle Discovery. The mission launched from Kennedy Space Center, Florida, on 19 December 1999 and returned on 27 December 1999.

MISSION
STS-103
MISSION TYPE
Astrophysics
TARGET ORBIT
Low Earth Orbit
PROGRAM
Space Shuttle
COUNTRY
USA
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: de10ff0e-af02-4343-b70d-fd3524b9040f
Reported date: Dec 20, 1999 at 00:50 UTC
Last synced: 18 minutes ago
This launch date and time are confirmed by the launch provider. Countdown is active.
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OV-103SERIAL
39FLIGHTS
Low Earth OrbitDESTINATION
RetiredSTATUS
FLIGHT-PROVEN CAPSULE

Space Shuttle Discovery (Orbiter Vehicle Designation: OV-103) is one of the orbiters from NASA's Space Shuttle program and the third of five fully operational orbiters to be built. Its first…

CREW MANIFEST
Curtis BrownCommander
Scott KellyPilot
Jean-Franu00e7ois ClervoyMission Specialist
Claude NicollierMission Specialist
Steven SmithMission Specialist
John M. GrunsfeldMission Specialist
Michael FoaleMission Specialist
MANUFACTURER
National Aeronautics and Space Administration
FLIGHTS
135
SUCCESSES
133
SUCCESS RATE
98.5%

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.

When is the Space Shuttle Discovery / OV-103 | STS-103 launch?
The Space Shuttle Discovery / OV-103 | STS-103 is scheduled for Monday, December 20, 1999 at 12:50 AM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for STS-103?
The Space Shuttle Discovery / OV-103 | STS-103 mission uses the Space Shuttle rocket, manufactured by National Aeronautics and Space Administration. The Space Shuttle has flown 135 times with a 98.5% success rate.
Where is the Space Shuttle Discovery / OV-103 | STS-103 launching from?
The launch takes place from Launch Complex 39A at Kennedy Space Center, FL, USA.
What orbit is STS-103 going to?
The STS-103 mission is targeting Low Earth Orbit.
Who is launching STS-103?
The Space Shuttle Discovery / OV-103 | STS-103 is operated by National Aeronautics and Space Administration. It is part of the Space Shuttle program.
Can I watch the Space Shuttle Discovery / OV-103 | STS-103 launch live?
Yes. Visit the launch detail page on Space Launch Live for embedded YouTube webcasts, replay videos, and links to live coverage from SpaceX, NASA, NASASpaceflight, and other channels.
Mar 29, 2026 01:16 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 01:16 UTC
Launch date set: Dec 20, 1999 at 00:50 UTC
NET (No Earlier Than) confirmed by National Aeronautics and Space Administration
Mar 29, 2026 01:16 UTC
Launch completed successfully
Updated via Launch Library 2
Dec 20, 2024 14:00 UTC
25 Years Ago: STS-103, The Hubble Servicing Mission-3A
u201cTrying to do stellar observations from Earth is like trying to do birdwatching from the bottom of a lake.u201d James B. Odom, Hubble Program Manager…
NASA
Last data sync: 18 minutes ago
Launch Library 218 minutes ago
Launch ID: de10ff0e-af02-4343-b70d-fd3524b9040f
Spaceflight News API13 minutes ago
1 article matched
Open-Meteo Weather1 week ago
Pad weather at 28.61, -80.6

Mission Profile

STS-103 was a Space Shuttle mission operated by National Aeronautics and Space Administration that lifted off from Launch Complex 39A, Kennedy Space Center, FL, USA on December 20, 1999. The flight carried its payload on a astrophysics mission to Low Earth Orbit. It was flown as part of the Space Shuttle program. The launch was a success.