Social Media Ideas for Famous Pluto

Card of the Day: 2008 Topps Allen & Ginter – Pluto #233

On this day in space! Aug. 24, 2006: Pluto loses its planet status

On Aug. 24, 2006, the International Astronomical Union (IAU) decided that Pluto wasn't a planet anymore.

Dus in 2006 was het byebye Pluto, zoek het verder maar uit

Pluto has a heart. Scientists discovered that its bleeding.

NASA's New Horizons mission reveals evidence that liquid nitrogen may be seeping out of Pluto’s giant heart-shaped glacier.

Pluto’s Famous Glacial Heart Has Been Secretly Leaking Liquid Nitrogen

“Pluto never stops surprising us.”

It's been 20 years since Pluto lost planet status. Will it ever get its title back?

The reclassification of Pluto as a dwarf planet continues to stir up a hornet's nest of controversy and debate, as Space.com meets one astronomer who believes the decision to have...

Pluto losing its planet status may be the best thing that ever happened to solar system diversity

Unpopular opinion time, Pluto being reclassified as a dwarf planet was a great thing for our understanding of the solar system and for the former planet, too.

Pluto – 13 month old male Cross-Breed

Pluto is a 13-month-old male Cross-Breed, currently located in Cyprus. He is a young, medium-sized dog who has made significant progress since being rescued from a high-kill pound....

Astronomers discover landslides on Pluto large enough to bury entire cities on Earth

Evidence for landslides down steep crater walls on Pluto have been found in imagery from NASA's New Horizons mission.

Sorry, Pluto’s still not a planet

On the 20th anniversary of Pluto’s infamous demotion, Mike “Pluto Killer” Brown explains why any reversal of that decision would be driven more by nostalgia than science

Pluto Planetary Science is the Gift that Keeps on Giving

Something's wetting the surface of dwarf planet Pluto along the northern edge of Sputnik Planitia, and planetary scientists have found a good explanation for it. A recent study of...

The Solar System Nearly Had 12 Planets Before Pluto Was Demoted

Learn how Pluto nearly kept its planet status in a proposed 12-planet Solar System as its demotion marks its 20th anniversary.

Why do we care so much that Pluto isn't a planet?

Twenty years after Pluto became a dwarf planet, people are still fighting over its status. Experts explain why the debate feels so personal.

Pluto's atmosphere is collapsing as it drifts away from the sun into a deep freeze

As Pluto edges further away from the sun, the chilly temperatures are causing its atmosphere to condense onto its barren surface as frost.

Scientists Watch as a Distant World's Atmosphere Shrinks and Thins

As dwarf planet Pluto moves along in its distant, high-obliquity 248-year orbit, its atmosphere is changing. That's because it's beginning to travel through colder, darker parts of...

Planet hunter gets the silent treatment | Space photo of the day for July 24, 2026

ESA's Plato spacecraft completes critical testing ahead of its spaceflight.

Pluto's hazy atmosphere may be collapsing as it moves farther from the sun

Pluto is on an icy march away from the sun. In 2114, it will turn back, but until then, its elliptical orbit will carry it to colder and darker parts of the outer solar system. Thi...

Pluto flyby mission wakes up after long sleep nearly 6 billion miles from Earth

A groundbreaking mission that explored Pluto and distant solar system objects in unprecedented detail has awakened from its longest sleep ever.

It’s Been 20 Years Since Astronomers Decided Pluto Isn’t a Planet

Pluto lost its planethood for a very specific reason. Whether or not that’s a good reason depends on who you ask.

Something May Be Flowing Beneath Pluto’s Giant Heart-Shaped Glacier

Researchers used New Horizons images to identify evidence that liquid nitrogen may have flowed from beneath Pluto’s famous heart-shaped glacier. Dark markings across part of Pluto’...

On this day in space! Aug. 30, 1992: Astronomers discover 1st Kuiper Belt object out beyond Pluto

On Aug. 30, 1992, astronomers spotted an object orbiting the sun beyond Pluto for the very first time. Here's why the discovery of 1992 QB-1 mattered.

11 Years After Historic Flyby, Scientists Discover Giant Landslides on Pluto

New Horizons may have come and gone, but the mission is still revealing previously unseen features on Pluto.

Six Giant Landslides Discovered Along Pluto's Craters Highlight the Dwarf Planet's Changing Surface&...

Learn how landslides detected on Pluto for the first time reveal the active geologic processes that shape the dwarf planet's surface. 

Pluto’s Atmosphere May Finally Be Starting to Collapse

For the first time since its discovery in 1920, Pluto is entering the outer solar system—a journey that’s slowly thinning out its atmosphere.