Yes.
Spacecrafts have never visited Pluto, but the New Horizons mission is on its way there.
People say that in January 2006 New Horizons spacecraft was launched . but in 2015 it should make it to Pluto as long as nothing goes wrong.
yes
Astronauts have not visited Venus. Venus has an extremely inhospitable climate. Probes barely survive the descent. Humans would stand no chance.
No. Never been visited by humans.
No. The space shuttle was designed for low-Earth orbit, not travel between planets. Currently there are no manned spacecraft capable of interplanetary travel. Venus is much too hot for people to survive there
No.
Yes
No, only a few unmanned spacecraft have visited Venus. A manned flyby mission was planned by the US in the 1970s following the successful moon landings of the Apollo program, but it was cancelled.
Scientists do not believe that any planet ever crashed into Venus.
yes
yes