"Progress MS-28" after tests in a space simulator passed leak tests and was declared suitable for sending into Earth orbit.

According to RSC Energia, automated monitoring of the tightness of the compartments and onboard systems of "Progress MS-28" in ground conditions passed without comments. The truck has already returned to its workplace in the assembly and test facility, it has been connected to ground test equipment to continue pre-flight preparation.

The launch of the "Soyuz-2.1a" carrier rocket with "Progress MS-28" is in August.

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