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

When the solar system formed, a disk of gas and dust orbited the young sun. Over the course of millions of years, the dust ...

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

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

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, ...

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

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

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

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 ...

The Psyche mission, on its way to study an asteroid of the same name, approached within 2,864 miles of the red planet on May ...

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