Today is a historic day—one that will bring joy to the hundreds of millions of Pluto lovers around the globe. The International Astronomical Union (IAU), the body that is responsible for naming and ...

Once the quirky underdog of our solar system, Pluto held planetary status until 2006, when it got a cosmic demotion that still stings space fans. Discovered in 1930, Pluto was the ninth planet for ...

Things have been a mess since Pluto's demotion. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In 2006, the International Astronomical Union ...

Osamu Tezuka’s pioneering manga Astro Boy has endured over 60 years, captivating generations of fans and influencing numerous careers, including that of Naoki Urasawa. In the early 2000s, coming off ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. After 76 years of classification as a planet, Pluto was demoted in 2006 to a dwarf planet, in ...

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto. Many Americans grew up with this as the definitive planetary lineup and created clever mnemonic devices to memorize them in ...

Will Galmot was one of the first to notice that a 2000 exhibit of planets at the American Museum of Natural History did not depict Pluto. He sent this letter to the museum after he noticed its absence ...

The bright red regions were thought to be caused by molecules known as tholins, or organic compounds that rain down onto the surface after cosmic rays or ultraviolet light interact with the methane in ...

In 2006, Pluto was voted out of the planetary club by members of the International Astronomical Union Nasa's New Horizons mission made a close pass of Pluto this week. For more than 70 years, Pluto ...