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That's Pluto. Note that it is not currently considered a planet, but after it was discovered, it was generally considered to be one.

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Related Questions

What starting with p a planet discovered by an astronomer in 1930?

Pluto was a planet discovered in 1930


What was the most resent planet discovered?

Pluto was discovered in 1930 but it is not a planet anymore according to the International Astronomer's Union


When was Pluto the dwarf planet discovered?

An American astronomer named Clyde Tombaugh discovered Pluto in 1930


What planet was discovered by an American?

Pluto was discovered by the American Clyde W. Tombaugh, but it is no longer a planet.


When was Pluto discovered and considered to be the ninth planet in the solar system?

Pluto was discovered in 1930 by American astronomer Clyde Tombaugh. It was considered the ninth planet in the solar system until 2006, when the International Astronomical Union reclassified it as a dwarf planet.


What Planet Was Discovered in The 1930's?

Pluto was discovered in the 1930s by American astronomer Clyde Tombaugh. Initially classified as the ninth planet in our solar system, Pluto was reclassified as a dwarf planet in 2006 by the International Astronomical Union.


What planet was discovered in 1930?

Pluto was discovered in 1930. At the time it was considered to be a planet, but it is now considered a dwarf planet.


The planet that was discovered in 1930?

Pluto was discovered in 1930 by Clyde Tombaugh.


What planet was named in 1930?

Pluto was discovered in 1930 and dubbed the ninth planet. It was known as the ninth planet up until 2006, when it was reclassified as a dwarf planet. Now there are only eight officially recognised planets in our solar system, with an additional five dwarf planets and several more dwarf planet candidates.


Which object in space was discovered in 1930?

In 1930, the dwarf planet Pluto was discovered by astronomer Clyde Tombaugh. Initially classified as the ninth planet in our solar system, Pluto's discovery expanded our understanding of the outer reaches of the solar system. However, it was reclassified as a dwarf planet in 2006 by the International Astronomical Union due to new criteria for planet classification.


What object joined the Solar System in May 1930?

Nothing. You may be referring to the planet Pluto, which was DISCOVERED in 1930, but it had in all probability been part of the solar system since the Sun ignited 4.5 billion years ago.


What is the newest planet discovered?

Pluto, Discovered in 1930