How are satellites and probes controlled over vast distances?

Question

Iron

For example, Voyager 1 flew over 6 billion km and transmitted photographs. How is that even possible? What are the technologies?

Answer 1

Description of the construction of data transmission systems
And a description of the protocol by which the transmission is organized.

Answer 2

At what it started in 1977 year. For me, this is also unimaginable.

Answer 3

I advise you to read this , it just describes everything how it works ...
by the way, a promising development, you can make an alternative Internet, not for housewives of course, but for geeks to exchange secret information, that's it. or for virus writers to hide their botnet centers, an infected machine connects to its network and transmits data through any nearest neighbor when there is a network ... I think data theft will be 1000 times more effective. In general, any, any technology can be used both in favor and in harm.