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.