There have , as of yet , been none .
None. No astronaut has gone farther than the moon. Neptune is murch farther away. Only one unmanned probe has visited Neptune: Voyager 2.
Just one.
Voyager 2 is the only spacecraft to visited Neptune.
No. No one has visited Neptune
The only planet astronauts have visited is earth. The moon, a satellite, has also been visited.
Voyager 2 is the only spacecraft to have visited Neptune. The probe's closest approach to Neptune was on 25 August 1989.
No humans have visited the planet Neptune.
yes
no space missions have ever visited Jupiter because the farthest astronauts have ever gone to is the moon, but picture things have gone to take pics of Jupiter. just not actual astronauts.
Other than visiting individual space stations, the moon is the only place that astronauts have visited.
Yes, the Voyager 2 probe visited all four gas giant planets; Jupiter, Saturn, Uranus and Neptune. It flew by Neptune in 1989.
Yes. Typically one looks to the sky to view Neptune.