Russia’s star-wars weapon can hunt anything that flies | S-550 for India?

This star wars weapon, which Russia has been quietly developing, is capable of destroying anything that flies, including spacecraft. Russia has created and successfully tested the S-550 strategic missile defence system under the orders of President Vladimir Putin. One of Moscow's most nefarious weapons development programmes has ever been this one. What are the S-550's capabilities? For what is Russia getting ready? Should India purchase the S-550 system, too?