Atmospheric circulation governs weather and climate, but it also carries angular momentum. When winds shift or mass ...

The amount of dust in the atmosphere has fallen over the last 20 years, recent research shows. Could that explain why the ...

HD 3167 b circles its star once every 0.96 days, a year that lasts less than an Earth day, and a measurement from the James ...

In the search for extraterrestrial life, it makes sense to first look for rocky planets with an atmosphere, like Earth. Without an atmosphere, a planet can’t have surface water. But of the more than 6 ...

Add Yahoo as a preferred source to see more of our stories on Google. CAPE CANAVERAL, Fla. (AP) — A new study suggests that a tiny, icy world beyond Pluto harbors a thin, delicate atmosphere that may ...

Imagine for a moment the atmosphere is a kitchen sink. Wildfires, industry emissions, plants and microbes dump their grimy dishes into it in the form of noxious and planet-heating gases. The only ...

Each year, more than 3,000 tons of space dust fails to burn up in our planet’s atmosphere and falls instead to Earth’s surface. These micrometeorites are just a few microns in diameter, but scientists ...

LHS 1140b is a potentially rocky exoplanet in its star’s habitable zone. It’s an intriguing target in the search for worlds ...

HD 3167 b is hot enough to melt rock, yet strangely cool for a planet hugging its star. Scientists think an atmosphere may ...

Earth's atmosphere may be seeding the Moon with water, as hydrogen and oxygen ions could bond into water molecules in lunar soil.

Since Mariner 4 flew by Mars more than five decades ago, scientists have understood the red planet to be a cold, dry world. Now they know why. After looking at the first six months of data collected ...