If you’re someone who is still upset about Pluto’s planetary demotion from more than a decade ago, then an upcoming debate about the definition of the word “planet” may be of interest to you. One of ...

Anyone fuming over Pluto’s demotion from full-fledged planet to dwarf planet in 2006 will be happy to hear that there is still hope. Pro-Plutonians recently suggested a new definition of a planet that ...

A surprising number of people were outraged when a group of astronomers "demoted" Pluto from a planet to a dwarf planet in 2006. Passionate Earthlings launched protests and petitions. Popular ...

To some people, Pluto's demotion from planet to dwarf planet status in 2006 was one of the most devastating astronomical losses since the death of Spock. But a new study suggests Pluto should (also ...

In 2006, the International Astronomical Union (IAU) voted on the definition of a planet. Famously, Pluto no longer met the criteria and was demoted to a dwarf planet. Things have been a bit of a mess ...

Capping years of intense debate, astronomers resolved today (Aug. 24) to demote Pluto in a wholesale redefinition of planethood that is being billed as a victory of scientific reasoning over historic ...

Space Matter is a weekly column that delves into space science and the mechanics of spaceflight. From the latest discoveries in the universe around us to the fits and starts of rocket test flights, ...

Following is a transcript of the video. Narrator: Back in the '90s, most people took Pluto for granted. Fast-forward to 2006. Suddenly, Pluto was all Americans were talking about. Or rather, yelling ...

Prague, Czech Republic? For decades, it’s been confused with a cartoon dog and ridiculed as a puny poser. Now Pluto, the solar system’s consummate cling-on, has suffered its worst humiliation: It’s ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If you did not like Pluto's demotion, don't give up hope. Arguments over the newly approved ...

Almost exactly 13 years have elapsed since Pluto’s official definition changed. What was once numbered among the Solar System’s planets became a humble dwarf planet in 2006. Now NASA head Jim ...

It reached Pluto in about 9 yearsUnmanned spacecraft "New Horizons" was the first human being to show the detailed image of Pluto in photographsAlthough it is reported in the news etc., NASA has ...