This is stated in the message Roscosmos on Twitter.

“The manned spacecraft Soyuz MS-12 successfully docked with the Russian segment of the International Space Station,” the state corporation said.

It is noted that at present, the crews are preparing for the opening of passageways.

THERE IS A TOUCH!

The manned spacecraft SoyuzMS12 successfully docked with the Russian segment of the International Space Station. Now the crews are preparing for the opening of passageways.

Welcome to the ISS, Alexey, Nick (@AstroHague) and Christina (@Astro_Christina)! pic.twitter.com/8WizgPdM7U

- ROSKOSMOS (@roscosmos) March 15, 2019

Earlier, the Union MS-12 was successfully launched into orbit.