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Yes or else how would we know anything about it
no there hasnt been any robots or anything
There has only been one probe to Neptune and that was "Voyager 2".
The Cassini-Huygens mission reached Saturn in 2004
None. Neptune does not have a surface that something could land on. The only exploration of Neptune has been by the space probe Voyager 2, which flew past Neptune in 1989.
no
There has only been one: Voyager 2.
The Voyager 2 space probe flew past Neptune in 1989. Other than that it has only been observed by Earth-based telescopes.
Yes or else how would we know anything about it
no there hasnt been any robots or anything
There has only been one probe to Neptune and that was "Voyager 2".
Voyager 2 visited it in 1989.
The Cassini-Huygens mission reached Saturn in 2004
Voyager 2 is the only spacecraft to have visited Neptune. The probe's closest approach to Neptune was on 25 August 1989.
None. Neptune does not have a surface that something could land on. The only exploration of Neptune has been by the space probe Voyager 2, which flew past Neptune in 1989.
It doesn't. Neptune currently has thirteen discovered moons. You are probably mistaking Neptune and Saturn. Saturn has 60 satellites discovered so far, 52 which have been declared moons and have official names, 8 which are still being assessed whether they are moons or asteroids before naming.
100 and there is life on uranus... go check