Neptunes, exoplanets whose sizes are between Earth and Neptune, and which are between the known for their water-rich ...

New images released from NASA's James Webb Space Telescope are revealing Neptune, and the planet's hard-to-detect rings, in a fresh light.

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 ...

On August 19, 2025, astronomers with NASA's Webb Mission Team at the Goddard Space Flight Center officially announced the discovery of a new moon orbiting Uranus. This brings the total number of moons ...

Astronomers using the James Webb Space Telescope have found an unknown moon orbiting Uranus, bringing the planet’s total to ...

On Aug. 20, 1977, NASA launched the Voyager 2 spacecraft on a mission to explore the outer planets. Despite its name, this ...

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 ...