🚀Launchpad

📊 Analysis

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

Kosmos 11K63

Retired

Strategic Rocket Forces

The Kosmos rockets were a series of Soviet and subsequently Russian rockets, derived from the R-12 and R-14 missiles.

Key figures

Total launches
126
Successes
118
Failures
8
Success rate
93.7 %
Success streak
14
Maiden flight
May 24, 1966
Reusable
No
Shortest launch interval ⓘ
3h 21min
Planned launches
0
Kosmos family total
621 launches · 576 successes · 45 failures (5 variants)

🧐 Data check

Automatic plausibility checks — anomalies are surfaced transparently here:

  • ℹ️The figures above apply only to the “Kosmos 11K63” variant. The Launch Library counts each variant separately — the Kosmos family totals 621 launches across 5 variants.

Technology

Length
31 m
Diameter
1.6 m
Launch mass
48 t
Stages
2
LEO (low Earth orbit)
300 kg

Launches per year

of which in our database: 126

1965: 3 Successes319651966: 4 Successes419661967: 12 Successes1219671968: 16 Successes1968: 1 Failures1719681969: 14 Successes1969: 1 Failures1519691970: 18 Successes1970: 2 Failures2019701971: 12 Successes1971: 2 Failures1419711972: 12 Successes1972: 1 Failures1319721973: 10 Successes1019731974: 6 Successes1974: 1 Failures719741975: 5 Successes519751976: 4 Successes419761977: 2 Successes21977
Successes Failures Other/planned

History & events

  1. Oct 19, 1965🚀 Maiden flightDS-U2-V 1View launch →
  2. Mar 6, 1968💥 FailureDS-U1-Ya 1View launch →
  3. Jul 23, 1969💥 FailureDS-P1-Yu 23View launch →
  4. Jan 30, 1970💥 FailureDS-P1-I 7View launch →
  5. May 22, 1970💥 FailureDS-P1-Yu 32View launch →
  6. Mar 5, 1971💥 FailureZenit-2M 17View launch →
  7. Aug 3, 1971💥 FailureDS-P1-Yu 44View launch →
  8. Apr 25, 1972💥 FailureDS-P1-Yu 54View launch →
  9. Jul 11, 1974💥 FailureDS-P1-Yu 70View launch →

Sources