MISSION OVERVIEW
STEP 0 (Space Test Experiment Platform 0) was a technology demonstration satellite flown under the Space Test Program (STP). DARPASAT (Defense Advanced Research Projects Agency Satellite) was designed to demonstrate advanced technology. Ball Aerospace designed, fabricated, integrated, and tested the spacecraft bus, and integrated two government-supplied payloads.
LAUNCH DETAILS
VEHICLE
MinotaurMISSION
STEP 0 & DARPASAT
MISSION TYPE
Communications
TARGET ORBIT
Low Earth Orbit
LAUNCH PAD
Space Launch Complex 576ELAUNCH SITE
Vandenberg SFB, CA, USACOUNTRY
USA
LAUNCH TIME VERIFICATION
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: be5bc676-959b-49b1-92c6-d3039f8f6f7e
Reported date: Mar 13, 1994 at 22:32 UTC
Last synced: 8 hours ago
This launch date and time are confirmed by the launch provider. Countdown is active.
LAUNCH MAP
PAD WEATHER
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VEHICLE — Minotaur →
MANUFACTURER
Orbital ATK
VARIANT
C
FLIGHTS
4
SUCCESSES
3
SUCCESS RATE
75%
FREQUENTLY ASKED QUESTIONS
When is the Minotaur | STEP 0 & DARPASAT launch?
The Minotaur | STEP 0 & DARPASAT is scheduled for Sunday, March 13, 1994 at 10:32 PM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for STEP 0 & DARPASAT?
The Minotaur | STEP 0 & DARPASAT mission uses the Minotaur rocket, manufactured by Orbital ATK. The Minotaur has flown 4 times with a 75% success rate.
Where is the Minotaur | STEP 0 & DARPASAT launching from?
The launch takes place from Space Launch Complex 576E at Vandenberg SFB, CA, USA.
What orbit is STEP 0 & DARPASAT going to?
The STEP 0 & DARPASAT mission is targeting Low Earth Orbit.
Who is launching STEP 0 & DARPASAT?
The Minotaur | STEP 0 & DARPASAT is operated by Orbital Sciences Corporation.
Can I watch the Minotaur | STEP 0 & DARPASAT 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.
LAUNCH TIMELINE
Mar 29, 2026 03:06 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 03:06 UTC
Launch date set: Mar 13, 1994 at 22:32 UTC
NET (No Earlier Than) confirmed by Orbital Sciences Corporation
Mar 29, 2026 03:06 UTC
Launch completed successfully
Updated via Launch Library 2
LIVE DATA SOURCES
Last data sync: 8 hours ago
●Launch Library 220 hours ago
Launch ID: be5bc676-959b-49b1-92c6-d3039f8f6f7e
●Open-Meteo Weather20 hours ago
Pad weather at 34.74, -120.62
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Mission Profile
STEP 0 & DARPASAT was a Minotaur C mission operated by Orbital Sciences Corporation that lifted off from Space Launch Complex 576E, Vandenberg SFB, CA, USA on March 13, 1994. The flight carried its payload on a communications mission to Low Earth Orbit. The launch was a success.