Journey beyond Neptune to uncover the frozen, mysterious worlds that challenge everything we thought we knew about the solar ...

On a chilly morning in February 1930, a young astronomer named Clyde Tombaugh was hunched over a blinking comparator at the Lowell Observatory in Arizona, studying pairs of photographic plates of the ...

The end of this entry's definition reads: "The largest known dwarf planets are: Eris, Pluto, Ceres, Makemake, and 2015 RR245." Why is 2015 RR245 listed as one of the largest dwarf planets? For ...

In July 2015, the New Horizons spacecraft gave us our first close look at Pluto, the most famous dwarf planet in the outskirts of our solar system. The New Horizons flyby was big news, and the ...

Makemake, found in 2005, is one of the five officially classified dwarf planets in the solar system, in addition to Pluto, Haumea, Eris, and Ceres. It is located in the Kuiper Belt, a region that is ...

In the vast canvas of astronomy, there exists a long-standing puzzle that has perplexed scientists: why do some dwarf planets at the edge of the solar system exhibit orbital characteristics that ...

Today, the dwarf planet Pluto orbits the sun from the edge of our solar system and its surface temperature is an inhospitable negative 378 to negative 396 degrees Fahrenheit. But a new study suggests ...

What if Pluto wasn’t the end? What if our Solar System hides dozens - maybe hundreds - of strange frozen worlds beyond Neptune? In this video, we take you on a journey through the mysterious outer ...

Pluto TV is teaming up with CBS to launch what it deems its largest-ever full-season promotional preview campaign. Starting in September, viewers will be able to stream the just-concluded full seasons ...

Loyal users are sounding the alarm over a controversial new requirement that may signal what’s next for Pluto TV. Pluto TV, Paramount’s free ad-supported streaming service, has built its reputation on ...