13 Sep 1961 14:04 UTC
Success NASA, Atlas LV-3B
Test Flight · LEO
Mercury-Atlas 4 was an uncrewed suborbital test flight of the Mercury program.
Remind me
If the launch moves, your reminders move with it, and at the time of your first reminder we tell you the new date.
There's no exact time yet. Reminders start once the launch gets one.