The landscapes of Pluto are starting to take shape. Bright and dark regions rotate in and out of view in new images from the New Horizons spacecraft, scheduled to buzz Pluto on July 14. A bright spot ...

Scientists have called for Pluto to be classified as a planet again following a new study into planetary science. Pluto was controversially relegated to the status of “dwarf planet” in 2006 by the ...

We can often use our knowledge of planet Earth to explain the things we see on other worlds, although we may have to tweak the physics to account for a different temperature or a tenuous atmosphere.

The New Horizons spacecraft will buzz Pluto and its moons in just one day — one Pluto day, that is. The icy world rotates once for every 6 days, 9 hours and 22 minutes on Earth. Starting at 10:28 p.m.

In the hope of ending years of wrangling, a committee of astronomers and historians has proposed a new definition of the word "planet" that would expand at a stroke the family of planets from nine to ...

The heart is pumping nitrogen-dominated air around Pluto. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The dwarf planet's famous heart-shaped ...

The science payload for NASA’s New Horizons mission completed its last major preparations for flight last week. The probe will be the first to visit Pluto and its moon, Charon. The compact New ...

The icy process may be present on other worlds. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Pluto is geologically alive. Bizarre geometric ...

Click to share on X (Opens in new window) Click to share on LinkedIn (Opens in new window) Click to share on Facebook (Opens in new window) Click to share on Reddit (Opens in new window) Click to ...

Jackson Ryan was CNET's science editor, and a multiple award-winning one at that. Earlier, he'd been a scientist, but he realized he wasn't very happy sitting at a lab bench all day. Science writing, ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. On Saturn's largest moon, water and oil would mix — opening the door to exotic chemistry in our ...