Pluto
Clyde W. Tombaugh discovered it on February 18, 1930.
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.
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.
Pluto was discovered on February 18, 1930 by Clyde Tombaugh at Lowell Observatory in Flagstaff, Arizona. It was discovered using two photographic plates taken of the same place in the sky on January 23 and 29.
The dwarf planet Pluto was discovered on February 18, 1930. It was discovered by an astronomer named Clyde Tombaugh who was working at the Lowell Observatory in Arizona at the time. William H. Pickerin contributed to Pluto being found.
Pluto was a planet 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.
Pluto was discovered in 1930 by Clyde Tombaugh.
Pluto, Discovered in 1930
pluto was discovered in 1930
planet pluto
No planet was discovered in 1932. You probably mean Pluto. That was discovered in 1930. It has since been downgraded to a "dwarf planet".
Clyde Tombaugh discovered Pluto in 1930.
Pluto was discovered in 1930 and assumed to be a planet at that time.
Pluto was discovered in 1930 but it is not a planet anymore according to the International Astronomer's Union
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.
Clyde W. Tombaugh discovered it on February 18, 1930.