These data come from the National Oceanic and Atmospheric Administration’s Mauna Loa Observatory, which may soon be shut down ...

Astronomers have spotted something surprising in the far outer Solar System—a faint, short-lived atmosphere clinging to a ...

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

Across the Milky Way galaxy, a planetary odd couple is circling a star some 190 light years from Earth. A normally "lonely" ...

A thin atmosphere has been found to exist on one of thousands of trans-Neptunian objects, or TNOs, small celestial bodies ...

In a historic first, scientists have successfully characterized several surface features and the likely mineral composition ...

The fact it resembles the other inner planets more than Earth was somewhat expected, but the astonishing thing is that we can ...

A new study suggests that a tiny, icy world beyond Pluto harbors a thin, delicate atmosphere that may have been created by ...

Astronomers have detected a thin atmosphere around a tiny celestial body in the outer solar system for the first time — an ...

A team of professional and amateur Japanese astronomers found evidence for a thin atmosphere around a small body in the outer ...

A 500-kilometre-wide object in a similar orbit to Pluto challenges our assumptions about small bodies in the outer solar ...

In the far reaches of our solar system - beyond the outermost planet Neptune - resides a host of icy and desolate ​celestial ...