MISSION OVERVIEW
The N-4 series of satellites, a.k.a. Proton-1, carried instruments to study super-high energy cosmic particles.
LAUNCH DETAILS
VEHICLE
UR-500AGENCY
Soviet Space ProgramMISSION
Proton 3
MISSION TYPE
Astrophysics
TARGET ORBIT
Low Earth Orbit
LAUNCH PAD
81/23 (81L)LAUNCH SITE
Baikonur Cosmodrome, Republic of KazakhstanCOUNTRY
RUS
LAUNCH TIME VERIFICATION
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: a41a5c83-3594-4347-905b-eff043d4c31c
Reported date: Jul 6, 1966 at 12:57 UTC
Last synced: 9 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 — UR-500 →
MANUFACTURER
Khrunichev State Research and Production Space Center
FLIGHTS
4
SUCCESSES
3
SUCCESS RATE
75%
Proton is an expendable launch system used for both commercial and Russian government space launches. The first Proton rocket was launched in 1965.
FREQUENTLY ASKED QUESTIONS
When is the UR-500 | Proton 3 launch?
The UR-500 | Proton 3 is scheduled for Wednesday, July 6, 1966 at 12:57 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 Proton 3?
The UR-500 | Proton 3 mission uses the UR-500 rocket, manufactured by Khrunichev State Research and Production Space Center. The UR-500 has flown 4 times with a 75% success rate.
Where is the UR-500 | Proton 3 launching from?
The launch takes place from 81/23 (81L) at Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit is Proton 3 going to?
The Proton 3 mission is targeting Low Earth Orbit.
Who is launching Proton 3?
The UR-500 | Proton 3 is operated by Soviet Space Program.
Can I watch the UR-500 | Proton 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.
LAUNCH TIMELINE
Mar 28, 2026 20:51 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 28, 2026 20:51 UTC
Launch date set: Jul 6, 1966 at 12:57 UTC
NET (No Earlier Than) confirmed by Soviet Space Program
Mar 28, 2026 20:51 UTC
Launch completed successfully
Updated via Launch Library 2
LIVE DATA SOURCES
Last data sync: 9 hours ago
●Launch Library 29 hours ago
Launch ID: a41a5c83-3594-4347-905b-eff043d4c31c
●Open-Meteo Weather9 hours ago
Pad weather at 46.07, 62.98
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