UNITED STATES AIR FORCE

Atlas Agena B | Mariner 2

SUCCESSAug 27, 1962 at 06:53 UTCAtlas Agena B →
PADLaunch Complex 12
SITECape Canaveral SFS, FL, USA →
ORBITVenus flyby
TYPEPlanetary Science

Backup of Mariner 1, designed to flyby Venus. It passed below the planet at a closest distance of 34,773 km.

MISSION
Mariner 2
MISSION TYPE
Planetary Science
TARGET ORBIT
Venus flyby
COUNTRY
USA
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 44ebf43b-accb-4cc4-aaaa-43c2f13e90df
Reported date: Aug 27, 1962 at 06:53 UTC
Last synced: 12 hours ago
This launch date and time are confirmed by the launch provider. Countdown is active.
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MANUFACTURER
United States Air Force
VARIANT
LV-3 Agena B
FLIGHTS
29
SUCCESSES
21
SUCCESS RATE
72.4%

The Atlas LV-3A was a largely unsuccessful configuration until it was given an Agena B upper stage. It was responsible for the launch of Mariner II to Venus and had one of the first engines that could be restarted in orbit.

When is the Atlas Agena B | Mariner 2 launch?
The Atlas Agena B | Mariner 2 is scheduled for Monday, August 27, 1962 at 6:53 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 Mariner 2?
The Atlas Agena B | Mariner 2 mission uses the Atlas Agena B rocket, manufactured by United States Air Force. The Atlas Agena B has flown 29 times with a 72.4% success rate.
Where is the Atlas Agena B | Mariner 2 launching from?
The launch takes place from Launch Complex 12 at Cape Canaveral SFS, FL, USA.
What orbit is Mariner 2 going to?
The Mariner 2 mission is targeting Venus flyby.
Who is launching Mariner 2?
The Atlas Agena B | Mariner 2 is operated by United States Air Force.
Can I watch the Atlas Agena B | Mariner 2 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 28, 2026 20:12 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 28, 2026 20:12 UTC
Launch date set: Aug 27, 1962 at 06:53 UTC
NET (No Earlier Than) confirmed by United States Air Force
Mar 28, 2026 20:12 UTC
Launch completed successfully
Updated via Launch Library 2
Last data sync: 12 hours ago
Launch Library 212 hours ago
Launch ID: 44ebf43b-accb-4cc4-aaaa-43c2f13e90df
Open-Meteo Weather13 hours ago
Pad weather at 28.48, -80.54