NASA's administrator wants to reclassify Pluto as a planet, reigniting a 20-year controversy over its status in our solar ...

Pluto was downgraded from a planet to a dwarf planet in 2006 by the International Astronomical Union. NASA Administrator Jared Isaacman has stated his support for President Trump to take action to ...

Pluto has long been one of the most debated celestial bodies in our solar system. Once classified as the ninth planet, it was redefined in 2006 as a dwarf planet, a decision that still sparks ...

Apocalyptic core is trending on TikTok, and maybe you’ve even heard it echoed in the mutterings of your gran or the postman. Those sighs about how the world just isn’t what it used to be. They’re not ...

Add Yahoo as a preferred source to see more of our stories on Google. Guests visting the Lowell Observatory in Flagstaff, Arizona during the I Heart Pluto Festival gaze at celestial objects from the ...

(MEDIA GENERAL) – As NASA spacecraft New Horizons continues its way through space, scientists and science enthusiasts have taken to social media to express their feelings on Tuesday’s historic Pluto ...

The discovery of another moon around Pluto is exciting news for planetary science, but it's also likely causing some anxiety for the team in charge of New Horizons, a spacecraft set to be the first ...

Pluto might be small and distant, but it keeps surprising scientists. After the New Horizons spacecraft zipped past it in 2015, we got our first real look at its icy landscape and unexpectedly active ...

A Sanjay Limaye, planetary scientist at the Space Science and Engineering Center, University of Wisconsin-Madison: There are many, many objects beyond Pluto, but where they came from and when they ...

Giant, ridge-like structures of methane ice, known as "bladed terrain," may be much more abundant along Pluto's equator than previously realized, a new study suggests. When you purchase through links ...