NATIONAL AERONAUTICS AND SPACE ADMINISTRATION

Blue Scout II | Mercury-Scout 1

FAILURENov 1, 1961 at 15:32 UTCBlue Scout II →
PADLaunch Complex 18B
SITECape Canaveral SFS, FL, USA →
ORBITLow Earth Orbit
TYPECommunications
PROGRAMMercury

Mercury-Scout 1, or MS-1, was a United States spacecraft intended to test tracking stations for Project Mercury flights. The launch of Mercury-Scout 1 on November 1, 1961 was unsuccessful, and the satellite failed to achieve orbit.

MISSION
Mercury-Scout 1
MISSION TYPE
Communications
TARGET ORBIT
Low Earth Orbit
PROGRAM
Mercury
COUNTRY
USA
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 5b288b8a-3861-4114-828f-8b1a363c6b73
Reported date: Nov 1, 1961 at 15:32 UTC
Last synced: 12 minutes ago
This launch date and time are confirmed by the launch provider. Countdown is active.
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MANUFACTURER
Vought
VARIANT
II
FLIGHTS
1

The RM-90 Blue Scout II was an American sounding rocket and expendable launch system which was flown three times during 1961. It was used for two HETS test flights, and the launch of the Mercury-Scout 1 satellite for NASA. It was a member of the Scout family of rockets.

When is the Blue Scout II | Mercury-Scout 1 launch?
The Blue Scout II | Mercury-Scout 1 is scheduled for Wednesday, November 1, 1961 at 3:32 PM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: FAILURE.
What rocket is being used for Mercury-Scout 1?
The Blue Scout II | Mercury-Scout 1 mission uses the Blue Scout II rocket, manufactured by Vought.
Where is the Blue Scout II | Mercury-Scout 1 launching from?
The launch takes place from Launch Complex 18B at Cape Canaveral SFS, FL, USA.
What orbit is Mercury-Scout 1 going to?
The Mercury-Scout 1 mission is targeting Low Earth Orbit.
Who is launching Mercury-Scout 1?
The Blue Scout II | Mercury-Scout 1 is operated by National Aeronautics and Space Administration. It is part of the Mercury program.
Can I watch the Blue Scout II | Mercury-Scout 1 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: Nov 1, 1961 at 15:32 UTC
NET (No Earlier Than) confirmed by National Aeronautics and Space Administration
Mar 28, 2026 20:12 UTC
Launch failure reported
Updated via Launch Library 2
Last data sync: 12 minutes ago
Launch Library 212 minutes ago
Launch ID: 5b288b8a-3861-4114-828f-8b1a363c6b73
Open-Meteo Weather1 day ago
Pad weather at 28.45, -80.56

Mission Profile

Mercury-Scout 1 was a Blue Scout II mission operated by National Aeronautics and Space Administration that lifted off from Launch Complex 18B, Cape Canaveral SFS, FL, USA on November 1, 1961. The flight carried its payload on a communications mission to Low Earth Orbit. It was flown as part of the Mercury program. The launch ended in failure.