The battle for Pluto’s planetary status continues

Nasa may revisit one of outer space’s thorniest questions ...

Astronomers Detect First Pluto Cousin With Thin Atmosphere

Astronomers have confirmed, for the first time, a trans-Neptunian object with a thin atmosphere—something previously thought ...

Surprising Signs of an Atmosphere Around a Tiny World, Billions of Miles Away

A gradual dimming and brightening when a star passed behind it suggested the mini-Pluto was wrapped in a thin layer of air.
Smithsonian Magazine

Could Pluto Once Again Be Considered a Planet? New Remarks From NASA’s Administrator Highlight an Enduring Debate Among Scientists

Two decades ago, the International Astronomical Union—which defines and names celestial bodies—redefined the criteria for ...

Astronomers may have detected an atmosphere around a distant body

Pluto was believed to be the only body beyond Neptune with an atmosphere. Now, a new discovery in our solar system is ...
Today In The Space World on MSN

Earth to Pluto: The journey that reveals the true size of space

Traveling across our solar system reveals distances beyond imagination. This video breaks down how vast our cosmic ...

Mysterious world beyond Pluto may have an atmosphere, astronomers say

If confirmed, the rock would become just the second world past Neptune in our solar system to host an atmosphere.

SpaceX Space Junk Could Crash Into The Moon In August, Scientist Says

Aug. 5 could see the upper stage of a Falcon 9 rocket that launched in early 2025 crash into the moon. Here’s why — and what ...
Space.com

A tiny 'plutino' world beyond Neptune has grown a mysterious atmosphere, and we don't know how

The atmosphere is between 5 million and 10 million times thinner than Earth's atmosphere. A very small body, far from the sun ...

SpaceX rocket debris expected to slam into the moon this summer

CLEVELAND, Ohio — The moon is about to get a new crater, courtesy of a discarded piece of SpaceX rocket hardware. The spent ...
Smithsonian Magazine

This Tiny Celestial Body Past Pluto Shouldn’t Have an Atmosphere—but Astronomers Say They May Have Detected One

Worlds this small and distant are thought to be too cold and have too little surface gravity to hold onto gases. But the findings suggest that icy, rocky objects in the solar system's outer reaches ar ...