ORBITAL SCIENCES CORPORATION

Pegasus Hybrid | Miniature Sensor Technology Integration 3 (MSTI-3)

SUCCESS Pegasus Hybrid →
May 17, 1996 at 02:44 UTC
Air launch to orbit 100% success
Initializing Launch Globe…
Live Orbit
Fullscreen
Mission Control3D trajectory · Live telemetry · AI narrator · Booster tracking
PADVandenberg Space Force Base
SITEAir launch to orbit →
LAUNCH PAD
Vandenberg Space Force Base
COUNTRY
USA
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 89f9fa1e-982f-4865-95ba-b986a800ceda
Reported date: May 17, 1996 at 02:44 UTC
Last synced: 6 minutes ago
This launch date and time are confirmed by the launch provider. Countdown is active.
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MANUFACTURER
Orbital Sciences Corporation
VARIANT
Hybrid
FLIGHTS
4
SUCCESSES
4
SUCCESS RATE
100%

The Pegasus is an air-launched rocket developed by Orbital Sciences Corporation (now part of Northrop Grumman Innovation Systems). Capable of carrying small payloads of up to 443 kilograms (977 lb) into low Earth orbit, the vehicle consists of three solid propellant stages and an optional monopropellant fourth stage. Pegasus is released from its carrier aircraft at approximately 40,000 ft (12,000 m), and its first stage has a wing and a tail to provide lift and attitude control while in the atmosphere.

When is the Pegasus Hybrid | Miniature Sensor Technology Integration 3 (MSTI-3) launch?
The Pegasus Hybrid | Miniature Sensor Technology Integration 3 (MSTI-3) is scheduled for Friday, May 17, 1996 at 2:44 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 Pegasus Hybrid | Miniature Sensor Technology Integration 3 (MSTI-3)?
The Pegasus Hybrid | Miniature Sensor Technology Integration 3 (MSTI-3) mission uses the Pegasus Hybrid rocket, manufactured by Orbital Sciences Corporation. The Pegasus Hybrid has flown 4 times with a 100% success rate.
Where is the Pegasus Hybrid | Miniature Sensor Technology Integration 3 (MSTI-3) launching from?
The launch takes place from Vandenberg Space Force Base at Air launch to orbit.
Who is launching Pegasus Hybrid | Miniature Sensor Technology Integration 3 (MSTI-3)?
The Pegasus Hybrid | Miniature Sensor Technology Integration 3 (MSTI-3) is operated by Orbital Sciences Corporation.
Can I watch the Pegasus Hybrid | Miniature Sensor Technology Integration 3 (MSTI-3) 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 01:15 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 01:15 UTC
Launch date set: May 17, 1996 at 02:44 UTC
NET (No Earlier Than) confirmed by Orbital Sciences Corporation
Mar 29, 2026 01:15 UTC
Launch completed successfully
Updated via Launch Library 2
Last data sync: 6 minutes ago
Launch Library 26 minutes ago
Launch ID: 89f9fa1e-982f-4865-95ba-b986a800ceda
Open-Meteo Weather2 days ago
Pad weather at 34.73, -120.57

Mission Profile

Pegasus Hybrid | Miniature Sensor Technology Integration 3 (MSTI-3) was a Pegasus Hybrid mission operated by Orbital Sciences Corporation that lifted off from Vandenberg Space Force Base, Air launch to orbit on May 17, 1996. The launch was a success.