A Gemini New Moon arrives with fresh ideas and faster conversations, but Saturn in Aries is still in the room asking one deeply inconvenient question: who's actually going to follow through?

A new study suggests that a tiny, icy world beyond Pluto harbors a thin, delicate atmosphere that may have been created by volcanic eruptions or a comet strike. Just 300 miles or so across, this mini ...

Japanese astronomers have discovered a thin atmosphere around a small celestial body beyond Neptune. This trans-Neptunian object is much smaller than what was previously thought possible to sustain an ...

A new study suggests that a tiny, icy world beyond Pluto harbors a thin, delicate atmosphere that may have been created by volcanic eruptions or a comet strike. Subscribe to read this story ad-free ...

Astronomers have spotted something surprising in the far outer Solar System—a faint, short-lived atmosphere clinging to a tiny icy world that shouldn’t be able to hold one at all. The object, called ...

Astronomers have detected a thin atmosphere around a tiny celestial body in the outer solar system for the first time — an object previously thought to be too small to support the presence of an ...

A team of professional and amateur Japanese astronomers have found evidence for a thin atmosphere around a small body in the outer solar system. The object is so small that it should not have a ...

A gradual dimming and brightening when a star passed behind it suggested the mini-Pluto was wrapped in a thin layer of air. By Kenneth Chang A small world about 300 miles wide and 3.5 billion miles ...

The atmosphere is between 5 million and 10 million times thinner than Earth's atmosphere. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A very ...

A small solar system denizen farther from the sun than Pluto may be shrouded in a thin atmosphere. If confirmed, it would be the first object of its size known to host even a tenuous atmosphere. “This ...

A small icy body as far away as Pluto has stunned scientists with the revelation that it has an atmosphere. The object, located in the Kuiper Belt of distant frozen bodies at the edge of the solar ...