No noone has ever been on neputune
only one: The voyager 2!
No one has ever been anywhere near Neptune. The furthest humans have ever been from Earth is the orbit of the Moon.
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not an you had a telescopic
No, Neptune does not have human or human made objects. It is to cold on Neptune so therefore, nobody has ever been on Neptune.
The space probe "Voyager 2" flew past Neptune.
no signs of life have been found.
The Voyager 2 space probe did a flyby of Neptune on August 25th 1985, beaming back images and data to Earth. Nothing can land on Neptune because it is a gas giant. Gas giants do not have a solid surface.
list all human explorations from satellite probes to planet neptune with a satellite name and date
No. Nobody has ever been to Neptune. Also, Neptune is a gas planet. There is no solid surface to dig a hole in.
No human has ever been farther than the moon. No. Probe has ever been to Neptune exactly, but the Voyager 2 space probe made a close approach, coming within 3,000 miles of the planet.
No human explorations has been nor can be on Mercury.