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 ...

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 ...

"Pluto was found really close to where Lowell thought a planet should be, but it's also a great example of serendipity in science," Schindler said. "When Lowell was doing his work, there was an ...

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 ...

Pluto may have lost its status as a planet more than 13 years ago, but don't tell that to NASA Administrator Jim Bridenstine. Speaking at the University of Colorado recently, Bridenstine made it clear ...

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.

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, ...

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 ...

Pluto's atmosphere is going through a strange transformation, scientists are finding. The icy dwarf planet, which lies over 3 billion miles (4.8 billion kilometers) away from Earth in the Kuiper Belt, ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Astronomers recently discovered two more moons orbiting Pluto in addition to its already-discovered moon, Charon. Madeleine Brand talks with Ira Flatow, host of NPR's Talk of the Nation Science Friday ...