Imagine waking up one morning to find that Earth’s atmosphere has vanished—gone, as if erased by an invisible hand. Suddenly, ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

If you looked at the churning clouds near Jupiter’s pole, they appear like ocean currents on Earth — as if you’re looking at small edges and meandering fronts in the Baltic Sea.

No one expected these glittering bits among the gray lunar dust back then. The beads, smaller than grains of sand, formed ...

A James Webb Space Telescope discovery of clouds forming and rising above Titan's northern lakes suggests the moon might have an Earth-like weather cycle.

Hello, Eos! Recently discovered molecular cloud is believed to be one of the largest structures in the sky and among the closest to Earth and the sun.

In a discovery that challenges conventional astronomical observation techniques, a team of researchers led by Rutgers University–New Brunswick has identified a colossal molecular hydrogen cloud, one ...

Meteorologist Stefanie Lauber is tracking our next best chance for rain on this Earth Day 2025!

If venusian clouds contain life, it will be very different than what we know. But terrestrial analogs might still give us some clues.

A 2023 astronaut photo captured a rare effect, known as sunglint, transforming the surface of one of Russia's deepest lakes into a sea of swirling clouds. The crater lake is sandwiched between a ...

For all of us concerned about the climate, 2023 was a grim year. One of the biggest uncertainties in predicting future climate change is the impact of clouds. Michael Allen speaks to the physicists ...

A recent satellite image captured the reemergence of a unique, UFO-like cloud, known as the "Taieri Pet," which appears above New Zealand's South Island when conditions are just right.