You may not be aware that we've already sent our first probes into interstellar space: Pioneer 10 and 11, along with Voyager I and II are out of our solar system an heading towards the stars.
The problem is, they won't get there for tens of thousands of years.
Music used:
http://soundcloud.com/musicfromspace
http://reverbnation.com/sounda
http://zero-project.gr/zero-project.html