The team still can't confidently rule out the existence of Europa's water vapor, especially as similar plumes have been more ...

Discovery led by UC Santa Cruz Ph.D. of daily cloud cycle on a hot Jupiter exoplanet provides unique window into its make-up ...

The James Webb Space Telescope has detected clouds made of silicates, similar to sand here on Earth, as well as water, ...

JWST has revealed a surprising daily cloud cycle on a distant hot Jupiter, giving scientists a clearer look at its atmosphere.

A newly identified planetary system is giving scientists fresh clues about how giant worlds form in the earliest stages of a ...

Venus and Jupiter remain visible in the evening sky soon after sunset early in July, although Jupiter fairly quickly drops ...

Astronomers using NASA’s James Webb Space Telescope have uncovered a rare world unlike anything in our solar system — a giant planet about the size of Saturn with surprisingly Earth-like temperatures ...

Astronomers believe Triton may not have originally formed around Neptune.

The planet coined WASP-94A b is a “ hot Jupiter ,” a gas giant roughly in the same broad family as Jupiter but orbiting much ...

A NASA spacecraft bound for an unusual metallic asteroid recently made a strategic flyby of Mars — and its cameras captured a rare perspective of the red planet along the way. The Psyche mission, ...

The moon will pass in front of Regulus for some observers on May 23, blocking its light.

In a new study, researchers reanalyzed the first year of observations from NASA’s Transiting Exoplanet Survey Satellite (TESS ...