📊 Analysis

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

Rocket

Organization

Kosmos 11K65

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.

Total launches

Successes

Failures

Success rate

50.0 %

Success streak

Maiden flight

Nov 16, 1966

Reusable

Shortest launch interval ⓘ

72d 23h

Planned launches

Kosmos family total

621 launches · 576 successes · 45 failures (5 variants)

Automatic plausibility checks — anomalies are surfaced transparently here:

ℹ️The figures above apply only to the “Kosmos 11K65” variant. The Launch Library counts each variant separately — the Kosmos family totals 621 launches across 5 variants.

Length

26 m

Diameter

2.4 m

Launch mass

107 t

Stages

LEO (low Earth orbit)

1,400 kg

of which in our database: 4

Successes Failures Other/planned