Manifest / 01Go
Starlink Group 15-20
Falcon 9 Block 5
ProviderSpaceX
PadSpace Launch Complex 4E
DateAug 22, 2026
Time (UTC)07:25 AM UTC
Launch clockT– to liftoff
T-:::
Confirmed to the minute00
13
58
30
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Success
Ranger 4
Atlas LV-3 Agena BUnited States Air ForceLaunch Complex 12
Monday, April 23, 1962 · 08:50 PM UTC
This mission is complete.
Mission Brief
Ranger 4 was a spacecraft designed to softly impact the lunar surface. Its solar panels were never extended and its sun and earth acquisition system was not initiated due to a failure of a timer in its central computer. It impacted the far side of the Moon on April 26 after 64 hours of flight.
PayloadRanger 4
OrbitLunar Impactor
CustomerUnited States Air Force
Stages2
PadLaunch Complex 12, Cape Canaveral SFS, FL, USA
Mission Timeline
14 / 14100%Ground vector
Launch site
Site locked
Launch Complex 12
Cape Canaveral SFS, FL, USA
Global range
- Latitude
- 28.481°N
- Longitude
- 80.542°W
Range Weather
Launch commit criteria
Clear
Watch
TrackingNo active constraints
Weather Rules
Tracking no weather issues at this time.
- Primary concern
- No weather issues
- Rule count
- 0
- Temperature
- Not reported
- Surface wind
- Not reported
Window
08:50 PM UTC - 08:50 PM UTC
Schedule History
No meaningful launch-time or status changes recorded.
