Kosmos 728 (Zenit-2M/Gektor #56) with a Nauka-15KS research module, a Soviet film-return photoreconnaissance satellite launched on a Voskhod from Plesetsk.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 6 T (est.)
- Flight
- 267th
- of 299 Voskhod flights
- Date and time
- 18 April 1975, 10:00 UTC
- Rocket
- Voskhod
- Builder
- RKK Energia
- Launch site
- 41/1, Plesetsk Cosmodrome, Russian Federation
- Payload
- Government/Top Secret
- International designator
- 1975-031
- Launches in 1975
- 34th of 132
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
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