Voyager 2 is the only space craft that has studied Neptune, other than The Hubble Space Telescope
No voyager 2 or two was the only spacecraft to visit Neptune.
Voyager 2 is the only spacecraft to have currently visited both.
"http://wiki.answers.com/Q/Which_satellites_have_visited_neptune_planet" "http://wiki.answers.com/Q/Which_satellites_have_visited_neptune_planet"
The only spacecraft to have visited Neptune is the space probe Voyager 2, which flew by Neptune in August 1989.
The Voyager I and the Voyager II are the only space probes to visit Neptune. They landed in the 1980s.
Voyager 2 is the only spacecraft to have visited Neptune, reaching it on August 25, 1989.
It is the spacecraft voyager 2 , it is the only spacecraft to visit Neptune, and travel further.
No voyager 2 or two was the only spacecraft to visit Neptune.
Voyager 2 is the only spacecraft to visited Neptune.
None.The only spacecraft to have studied Neptune's ring was Voyager 2 and, rather than find complete rings it found that the so-called rings were made up of arcs with gaps between them.
Voyager 2 is the only spacecraft to have currently visited both.
"http://wiki.answers.com/Q/Which_satellites_have_visited_neptune_planet" "http://wiki.answers.com/Q/Which_satellites_have_visited_neptune_planet"
Voyager 2 is the only spacecraft to currently visit Neptune, passing 3,000 miles from the planet on August 25, 1989.
The only spacecraft to have visited Neptune is the space probe Voyager 2, which flew by Neptune in August 1989.
The Voyager I and the Voyager II are the only space probes to visit Neptune. They landed in the 1980s.
None.The only spacecraft to have studied Neptune's ring was Voyager 2 and, rather than find complete rings it found that the so-called rings were made up of arcs with gaps between them.
Only one through 2009. The Voyager 2 probe visited Neptune in 1989, having previously passed Jupiter, Saturn, and Uranus. Voyager 2 took the first close-up photos of the Neptunian moon Triton and discovered 5 new inner moons.