Nobody has been to Eris. The only place people have gone is to the moon, not to any of the other planets.
There haven't been any probes sent to Eris.
Nobody. The only place other than Earth where people have walked is the moon. Eris has only been observed through telescopes and has not even been visited by a space probe.
No. The only object other than Earth where humans have been is the moon. Eris is far too distant to reach with a manned mission using current technology. A mission to send people to Eris and return them safely would take a lifetime.
Dysnomia is the only known moon of Eris
eris is a myth because it was discovered by people it wasn't just guessed
eris is a myth because it was discovered by people it wasn't just guessed
She had so many children, that they do not know how many she had!
Yes, Eris is the largest known Dwarf Planet (but there could be larger ones that have not been discovered yet).
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None that we know of.
It is unknown as not much is known about Eris at this point. However, it is not likely that Eris has had many encounters with asteroids given its positions in the solar system. It probably, has had more thane a few encounters with comets, however.
She had so many children, that they do not know how many she had!