Padside

Thor Delta A

Thor family · McDonnell Douglas · Retired

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American orbital launch vehicle family with Thor first stage and a delta second stage.

Specifications

Thrust
667 kN
Height
31 m
Diameter
2.44 m
Launch mass
50 t
Stages
3
Launch cost
$9.59M
LEO capacity
250 kg
GTO capacity
68 kg
GEO capacity
SSO capacity

Vehicle specifications from Launch Library; blanks are unpublished figures.

Flight record

Flights
2
Launches with a definitive outcome
Success rate
100%
2 of 2
Current success streak
2
Landings
0
0 attempts · 0 droneship / 0 RTLS
Fastest turnaround
Between consecutive booster flights

Counted from padside's own launch record — the same basis as the Stats page.

Launches