Venus was "hit" by the soviet Venera 3 in 1966.
Every planet except Pluto has been explored by spacecraft.
First of all, New Horizons is not a satellite, since it doesn't orbit around planet Earth (or any other planet). Anyway, such spacecraft usually send information to Earth more or less continuously.
The mariner spacecraft first landed on Mars 1971 I think.
The USSR put Yury Gagarin into earth orbit. He was the first man in space and the first to orbit the earth on April 12, 1961. Mercury
The Sputnik I believe.
Every planet except Pluto has been explored by spacecraft.
It's the closet and rather similar to the earth.
The First spacecraft was the MESSENGER. The First spacecraft was the MESSENGER.
The mariner spacecraft explored Mercury, Mars, and Venus. The first successful space probe and first spacecraft visit to a planet was Mariner 2.
venus was the first planet visited by the American spacecraft
First of all, New Horizons is not a satellite, since it doesn't orbit around planet Earth (or any other planet). Anyway, such spacecraft usually send information to Earth more or less continuously.
MARS 3 from the USSR was the first, if you don't count ones that crash landed. However it failed after a few seconds. So the "real" first is reckoned to be Viking 1 of the USA.
Mariner 2 in 1962. The planet was Venus.
he was the first person to set foot on the moon. He was also the first person to land a spacecraft on the moon. When returning to earth, he had to make a crash landing in the pacific ocean.
The mariner spacecraft first landed on Mars 1971 I think.
The USSR put Yury Gagarin into earth orbit. He was the first man in space and the first to orbit the earth on April 12, 1961. Mercury
Mars, the planet, was first travelled to in 1965 by Mariner 4 (a spacecraft) by the country USA from NASA.