https://www.snopes.com/fact-check/pluto-officially-reclassified-planet/

Jan 29, 2018 ... The International Astronomical Union (IAU) issued a press release stating that Pluto has been reclassified as a planet.

https://phys.org/news/2018-09-pluto-reclassified-planet.html

Sep 7, 2018 ... He said moons such as Saturn's Titan and Jupiter's Europa have been routinely called planets by planetary scientists since the time of Galileo.

http://www.thescienceandspace.com/2019/04/pluto-has-been-officially-reclassified.html

Apr 12, 2019 ... Today is a historic day—one that will bring joy to the hundreds of millions of Pluto lovers around the globe. The International Astronomical ...

https://solarsystem.nasa.gov/planets/dwarf-planets/pluto/overview/

Jan 28, 2019 ... Pluto—which is smaller than Earth's Moon—has a heart-shaped glacier ... to its satellite system to its atmosphere— has been beyond our wildest ... When Pluto was reclassified in 2006 from a planet to a dwarf planet, there ...

https://en.wikipedia.org/wiki/Pluto

Pluto (minor planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt , a ring of ... That definition excluded Pluto and reclassified it as a dwarf planet. ..... There has been some resistance within the astronomical community toward ...

https://futurism.com/pluto-reclassified-as-a-major-planet

Apr 1, 2017 ... Welcome to a solar system that, once again, has nine planets.

https://www.sciencedaily.com/releases/2018/09/180907110422.htm

Sep 7, 2018 ... He said moons such as Saturn's Titan and Jupiter's Europa have been routinely called planets by planetary scientists since the time of Galileo.

https://www.theverge.com/2019/4/28/18518014/pluto-debate-planet-definition-alan-stern-international-astronomical-union

Apr 28, 2019 ... If you're someone who is still upset about Pluto's planetary demotion ... Perhaps the biggest critic of the new definition has been Stern, the principal ... That's why it got reclassified as a dwarf planet, a decision that's led to 13 ...

https://www.nationalgeographic.com/science/space/solar-system/dwarf-planets-pluto-ceres/

May 20, 2019 ... Learn more about dwarf planets and Pluto's role in our solar system. ... 2006, when petite Pluto was stripped of its planet status and reclassified as a dwarf planet. ... Pluto has three known moons, Hydra, Nix, and Charon. .... First spied in the 1960s, the huge dust clouds have now been confirmed—and may ...

http://now.northropgrumman.com/pluto-discovery-debacle-is-pluto-a-planet-again/

Jan 4, 2019 ... New research suggests the original Pluto discovery classification of ninth ... “The Reclassification of Asteroids from Planets to Non-planets,” published on ... if extrasolar objects have “cleared their neighborhood” — has been ...