Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

When a planet's orbit brings it between Earth and a distant star, it's more than just a cosmic game of hide and seek. It's an ...

Uranus is an ice giant planet with a thick atmosphere over a hot mantle of water, ammonia, and methane ices. Humanity has ...

Fresh data from the James Webb Space Telescope provide more evidence for what some consider a biosignature — but debate is ...

NASA's Juno revealed mushballs on Jupiter, reshaping our understanding of deep, violent gas giant storm systems.

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

A bizarre hailstorm of icy “mushballs” — slushy mixtures of ammonia and water — has been confirmed on Jupiter, where intense ...

Weather on Jupiter may have some surprising similarities to Earth phenomena, but some things it does defy easy explanation.

The planet Uranus was the last gas giant to get the Webb treatment. In late 2023, NASA released this NIRCam mage of the ice giant ... as far from its star as Neptune is from the sun.

In a new study published in Science Advances, a team led by planetary scientist Chris Moeckel from UC Berkeley offers a ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers have detected a new ...