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Neptune, discovered on September 23rd 1846 .
Pluto was discovered in 1930, but it is now not classified as a planet but is not classed as the second largest (so far discovered) object in the Kipper belt which extends beyond the orbit of Neptune where to date over a thousand minor planets have been discovered and are being discovered daily. so it is Neptune, because it is the farthest from us. Plus the other stuff the person said was hard to understand
What else can I help you with?
Which is the last planet of the solar system?
Since Pluto is now a dwarf planet, the last planet is now Neptune. The most recent planetary discovery occurred in 1930; the newly discovered body was named "Pluto". Since then, it has completed about 1/3rd of a revolution in its orbit around the sun. Nobody can say with certainty that Pluto is the 'last' planet, only that it is the one most recently discovered, the one at the largest known average distance from the sun, and the one with the longest known orbital period. So far....
What planet has completed less than one orbit of the sun in the last 100 years?
Planet Neptune
Which planet last 164 in earth years?
Uranus is the planet that last 84 Earth years to complete one orbit around the Sun.
What is the last planet from the sun?
Neptune or maybe Pluto, although it's considered a dwarf so not an official planet anymore.
Who was the last person on the planet?
This question is impossible to answer as people are being born all over the world every day, all day.
How long ago was Uranus discoverd?
The planet Uranus was discovered in 1781 by William Herschel. That was about 129 years ago.
When was planet earth discoverd?
it never was "descovered" jesus crist made it in 7 day's thats also why ther is 7 day's in a week.
When was Peru discoverd?
peru was discoverd around the turn of the 16th century
When was Eris discoverd?
The dwarf planet, Eris, was discovered on January 5, 2005. It was discovered by a team at the Palomar Observatory in San Diego County, California.
What is the second to last dwarf planet?
the scenod to last dwarf planet is: ceres is the second to last DWARF PLANET i think.
When was actinium discoverd?
no
Who discoverd God?
me
When was mercury discoverd?
Mercury ( well i am assuming you mean the element not the planet) has been known since ancient times so we dont quite know when it was discovered or by whom.
What is the third to last planet?
The third to last plantet from the sun is planet Uranus.
How was Justin Bieber discoverd?
Justin Bieber Posted A video of himself singing on youtube and got discoverd
When did cristefer clumbus discover jamaca?
peaple may think he discoverd it but he only discoverd parts of usa
Who discoverd Argentina?
the europeans
