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

Scientists suggest superionic “hot black ice” deep inside Neptune may explain its tilted, offset and chaotic magnetic field, ...

The James Webb Space Telescope's Near-Infrared camera (NIRCam) captured stunning imagery of Neptune. It is the "clearest view ...

The planet Neptune, as seen by NASA’s Voyager 2 probe during a flyby in August of 1989. In astronomy, 180 years is a very long time—maybe not for the goings-on in the universe but certainly for our ...

WASHINGTON (AP) — Neptune’s glowing auroras are captured in the best detail yet by NASA’s James Webb Space Telescope. Hints of auroras were first faintly detected in ultraviolet light during a flyby ...

While the Perseverance rover continues to capture amazing images of the Martian surface, we also look back at Voyager 2's passage by Neptune. Plus, an amazing lightning storm seen from the ISS, a ...

Astronomers are pulling back the hazy veil on the Milky Way's most common—and arguably most mysterious—type of planet: so-called sub-Neptunes. Not seen among the planets of our solar system, these are ...

This artist’s concept shows what the hot sub-Neptune exoplanet TOI-421 b could look like. NASA, ESA, CSA, Dani Player (STScI) Some of the most common exoplanets in our galaxy are also the most ...

Beyond our solar system, sub-Neptunes — gassy planets larger than Earth but smaller than Neptune — reign as the most common type of exoplanet observed in our galaxy. Despite their prevalence, no such ...