If confirmed, the rock would become just the second world past Neptune in our solar system to host an atmosphere.
A team of professional and amateur Japanese astronomers have found evidence for a thin atmosphere around a small body in the ...
Pluto was believed to be the only body beyond Neptune with an atmosphere. Now, a new discovery in our solar system is ...
A tiny world in our Solar System has an atmosphere it shouldn’t—hinting something dramatic happened there recently.
Instead, in a star system 190 light-years away, a hot Jupiter shares space with a much smaller world, a mini-Neptune tucked ...
The finding offers fresh insight into our solar system’s farthest, coldest objects in a region known as the Kuiper Belt.
The atmosphere is between 5 million and 10 million times thinner than Earth's atmosphere. A very small body, far from the sun ...
A gradual dimming and brightening when a star passed behind it suggested the mini-Pluto was wrapped in a thin layer of air.
A tiny world that orbits way beyond Neptune surprised astronomers with a thin atmosphere that they did not expect to find.
A new tiny ice world has been discovered beyond Pluto surrounded by a thin atmosphere, scientists revealed.
By Will Dunham WASHINGTON, May 4 (Reuters) - In the far reaches of our solar system - beyond the outermost planet Neptune - ...