Name: Engle, Joseph Country: USA M/F: M Number of Flights: 3+ / 2* / 21

X-15 Flights Date of Flight - X-15 Plane X-15 Flight Notes
1. X-15 Flight 92 October 7, 1963 - X-15A #1 Maximum Altitude of 23.71 km
2. X-15 Flight 95 November 14, 1963 - X-15A #1 Maximum Altitude of 27.68 km
3. X-15 Flight 98 January 8, 1964 - X-15A #1 Maximum Altitude of 42.642 km
4. X-15 Flight 104 April 8, 1964 - X-15A #1 Maximum Altitude of 53.34 km
5. X-15 Flight 107 May 19, 1964 - X-15A #1 Maximum Altitude of 59.68 km
6. X-15 Flight 111 July 8, 1964 - X-15A #3 Maximum Altitude of 51.938 km
7. X-15 Flight 112 July 29, 1964 - X-15A #3 Maximum Altitude of 23.774 km
8. X-15 Flight 117 September 28, 1964 - X-15A #3 Maximum Altitude of 29.566 km
9. X-15 Flight 123 December 10, 1964 - X-15A #1 Maximum Altitude of 34.503 km
10. X-15 Flight 126 February 2, 1965 - X-15A #3 Maximum Altitude of 29.931 km
11. X-15 Flight 130 April 23, 1965 - X-15A #3 Maximum Altitude of 24.293 km
12. X-15 Flight 134 May 28, 1965 - X-15A #3 Maximum Altitude of 63.886 km
13. X-15 Flight 135 June 16, 1965 - X-15A #3 Maximum Altitude of 74.585 km
Space Flights Date of Flight - X-15 Plane X-15 Flight Notes
+14. X-15 Flight 138 June 29, 1965 - X-15A #3 Maximum Altitude of 85.527 km
+15. X-15 Flight 143 August 10, 1965 - X-15A #3 Maximum Altitude of 82.601 km
+16. X-15 Flight 153 October 14, 1965 - X-15A #1 Maximum Altitude of 81.23 km
ALT Flights Date of Flight - Shuttle ALT Flight Notes
*17. ALT Flight 2 June 28, 1977 - Enterprise Captive Carry Flight 2 - Tail cone on
*18. ALT Flight 5 September 13, 1977 - Enterprise Free Flight 2 - Tail cone on
*19. ALT Flight 7 October 12, 1977 - Enterprise Free Flight 4 - Tail cone off
Space Flights Launch Date - Shuttle Landing Date - Shuttle
20. STS-2 November 12, 1981 - Columbia November 14, 1981 - Columbia
21. STS-51I August 27, 1985 - Discovery September 3, 1985 - Discovery

Space Flights Descriptions
X-15 Program Flew 16 X-15 flights with three flights over 80 km:
    1. Flight 92
- October 7, 1963 - X-15A #1 (Maximum Altitude of 23.71 km)
    2. Flight 95 - November 14, 1963 - X-15A #1 (Maximum Altitude of 27.68 km)
    3. Flight 98 - January 8, 1964 - X-15A #1 (Maximum Altitude of 42.642 km)
    4. Flight 104 - April 8, 1964 - X-15A #1 (Maximum Altitude of 53.34 km)
    5. Flight 107 - May 19, 1964 - X-15A #1 (Maximum Altitude of 59.68 km)
    6. Flight 111 - July 8, 1964 - X-15A #3 (Maximum Altitude of 51.938 km)
    7. Flight 112 - July 29, 1964 - X-15A #3 (Maximum Altitude of 23.774 km)
    8. Flight 117 - September 28, 1964 - X-15A #3 (Maximum Altitude of 29.566 km)
    9. Flight 123 - December 10, 1964 - X-15A #1 (Maximum Altitude of 34.503 km)
  10. Flight 126 - February 2, 1965 - X-15A #3 (Maximum Altitude of 29.931 km)
  11. Flight 130 - April 23, 1965 - X-15A #3 (Maximum Altitude of 24.293 km)
  12. Flight 134 - May 28, 1965 - X-15A #3 (Maximum Altitude of 63.886 km)
  13. Flight 135 - June 16, 1965 - X-15A #3 (Maximum Altitude of 74.585 km)
+14. Flight 138 - June 29, 1965 - X-15A #3 (Maximum Altitude of 85.527 km)
+15. Flight 143 - August 10, 1965 - X-15A #3 (Maximum Altitude of 82.601 km)
+16. Flight 153 - October 14, 1965 - X-15A #1 (Maximum Altitude of 81.23 km)
+ Meets USAF astronauts wings flight requirements (Flights flown by Engle over 80 km)
Apollo 10
(Support Crew)
Dress rehearsal of manned lunar landing
Apollo 14
(Backup Crew)
Manned lunar landing at the Fra Mauro area - February 5, 1971
Lunar Lift Off - February 6, 1971
Apollo 17
(Original Crew)
Manned lunar landing at Taurus-Littrow - December 11, 1972
Lunar Lift Off - December 14, 1972
Joseph Engle was replaced by Harrison Schmitt after the Apollo 18 mission was cancelled due to pressure from the scientific community to fly a geologist to the Moon.
ALT Flights Commander of second crew of the Approach and Landing Tests (ALT)
*17. Flight 2
- June 28, 1977 - Enterprise (Captive Carry Flight 2 - Tail cone on)
*18. Flight 5 - September 13, 1977 - Enterprise (Free Flight 2 - Tail cone on)
*19. Flight 7 - October 12, 1977 - Enterprise (Free Flight 4 - Tail cone off)
* Doesn't count as a flight for Engle
STS-1
(Backup Crew)
First Flight of the Space Shuttle
20. STS-2 Office of Space and Terrestrial Applications Payload 1 (OSTA-1)
Remote Sensing Experiments - Shorten Mission
STS-51C(a)
(Cancelled)
Planned Tracking and Data Relay Satellite (TDRS) deployment shuttle mission
Cancelled due to failure of the Inertial Upper Stage (IUS) or due to payload delays
21. STS-51I Deployed ASC 1 for American Satellite Company, AUSSAT 1 for Australia and SYNCOM IV-4 (Leasat 4)
Repaired SYNCOM IV-3's (Leasat 3) perigee kick motor

Return to Master List Five Spaceflights American Astronauts
X-15 Pilots / Flights above 80 km / Flights - 1963 / 1964 / 1965
Space Shuttle Program - ALT / 1981 (R&D) / 1985

Updated - June 5, 2006