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Proton-K/Blok D-2

Proton-K/Blok D-2 was the four-stage Proton configuration developed for the twin Soviet Fobos missions. Two vehicles flew from Baikonur in July 1988, successfully dispatching Fobos 1 and Fobos 2 toward Mars and its moon Phobos.

Identity

Aliases
Proton-K Block D-2Proton-K Blok-D-28K82K/11S824F
Family Name
Proton
Full Name
Proton-K/Blok D-2
Reusability
expendable
Slug
proton-k-blok-d-2
Status
retired
Type
rocket
Variant Name
K/Blok D-2

Details

Description
Proton-K/Blok D-2 was the four-stage Proton configuration developed for the twin Soviet Fobos missions. Two vehicles flew from Baikonur in July 1988, successfully dispatching Fobos 1 and Fobos 2 toward Mars and its moon Phobos.
First Flight Year
1,988
Last Flight Year
1,988
Parent Vehicle Family
Stages Count
4

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Creation Time
July 18, 2026 at 19:29:38 UTC
Updated Time
July 18, 2026 at 19:29:38 UTC