🚀Launchpad

📊 Analysis

Statistics & insights on rockets and organizations — technology, history, numbers.

Thor Agena D

Retired

McDonnell Douglas

Thor-Agena was a series of orbital launch vehicles. The rockets used Thor first stages and Agena second stages. They are thus cousins of the more-famous Thor-Deltas, which founded the Delta rocket family.

Key figures

Total launches
13
Successes
11
Failures
2
Success rate
84.6 %
Success streak
1
Maiden flight
Jun 28, 1962
Launch cost
$22 Mio.
Reusable
No
Shortest launch interval ⓘ
1d 17h
Planned launches
0
Thor, Thor-Agena family total
142 launches · 120 successes · 22 failures (7 variants)

🧐 Data check

Automatic plausibility checks — anomalies are surfaced transparently here:

  • ℹ️The figures above apply only to the “Thor Agena D” variant. The Launch Library counts each variant separately — the Thor, Thor-Agena family totals 142 launches across 7 variants.

Technology

Length
31 m
Diameter
2.44 m
Launch mass
56 t
Liftoff thrust
667 kN
Stages
2

Launches per year

of which in our database: 13

1962: 8 Successes819621963: 3 Successes1963: 2 Failures51963
Successes Failures Other/planned

History & events

  1. Jun 28, 1962🚀 Maiden flightKH-4 7View launch →
  2. Apr 26, 1963💥 FailureKH-5 8View launch →
  3. Jun 15, 1963💥 FailurePoppy 4A & 4BView launch →

Sources