Using Webb’s near-infrared spectrograph, astronomers have captured new images of Neptune that finally reveal the planet’s mysterious auroral activity. Faint hints of Neptune’s auroras were first ...

In 2022, the telescope captured Neptune's ghostly rings and revealed a band of clouds ... Neptune's are far from its poles. "Neptune's aurora shines over latitudes comparable to South America ...

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 ...

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

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

Despite its icy appearance ... Uranus reaches temperatures as low as -224°C (-371°F), even colder than Neptune. Faint Rings: Uranus has 13 thin rings, which are much darker and harder to ...

Sustained scientific observations and monitoring are crucial for measuring ocean change, providing valuable data that ...

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

Jupiter is the heavyweight champion of the planets, but Neptune is no slouch either. According to NASA, Neptune is about 17 t ...

Its enormous gravitational force influences ... Saturn is not alone, however, in ring-bearing—Jupiter, Uranus, and Neptune all possess rings as well, with vastly less drama.

Jupiter is the largest planet in the solar system. It's about 11 times wider than Earth with an equatorial diameter of 88,846 ...