Astronomers on Tuesday announced their observations of distinct winds in separate layers circulating on the planet named WASP ...

Of the nearly 6,000 confirmed exoplanets in the Milky Way, Tylos has one of the most-studied atmospheres out there. It's what we call a hot Jupiter – a world comparable in size to our own gas giants, ...

Astronomers have mapped, for the first time, the three-dimensional structure of an exoplanet’s atmosphere, revealing ...

Last year, astronomers discovered an unusual Earth-size exoplanet they believe has a hemisphere of molten lava, with its ...

Astronomers have peered through the atmosphere of a planet beyond the Solar System, mapping its 3D structure for the first time. By combining all four telescope units of the European Southern ...

A new image from the Hubble Space Telescope shows a cosmic cloudscape, with clouds of dust and gas swirling in beautiful colors.

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto ...

"It feels like something out of science fiction," said European Southern Observatory astrophysicist Julia Victoria Seidel.

Researchers have peered into the atmosphere of planet WASP-121b and found its climate is stranger than anyone imagined.

White dwarf stars could host habitable planets. Fast planetary rotation reduces cloud cover, keeping surface temperatures stable.