Voyager 2.
list all human explorations from satellite probes to planet neptune with a satellite name and date
It can be seen and weighed (it has a satellite) and visited (a probe went by).
Voyager 2
NASA's Voyager 1 satellite completed mission fly-bys past Jupiter and Neptune. It passed Jupiter in 1979 and Neptune ten years later.
If you are after the name of the vessel that travelled by Neptune and sent back pictures and information in 1989, then it would be Voyager 2.
have any satellite or robots look-up close to neptune
The satellite Triton is on the planet Neptune. It is the largest of Neptune's moons. Neptune has 13 moons. It orbits in the opposite direction if its planet's rotation.
No no no
Its a satellite of Neptune
That is Neptune.
Pluto Neptune Saturanion. (Weird much!?)
There are no man-made satellites or robots of Neptune. The space probe "Voyager 2" flew past Neptune, in 1989.