In the far reaches of our solar system - beyond the outermost planet Neptune - resides a host of icy and desolate ​celestial ...

On May 1, 1949, Neptune's moon Nereid was discovered by the Dutch astronomer Gerard Kuiper. [‘On This Day in Space’ Video ...

NASA chief Jared Isaacman said at a US Senate hearing that he supports restoring Pluto's status as a planet after a controversial 2006 demotion.

A tourist has damaged part of the Fountain of Neptune in Florence, Italy, a historic landmark linked to the Roman god Neptune—known as Poseidon in Greek mythology—officials said. The incident occurred ...

A tourist has been charged with defacing an artistic and architectural asset after allegedly climbing a marble statue in Florence as part of a “pre-marital dare” to touch the statue’s carved genitals, ...

The interiors of ice giant planets like Uranus and Neptune could be home to a previously unknown state of matter, according to new computational simulations by Carnegie's Cong Liu and Ronald Cohen.

“The three newly discovered moons are the faintest ever found around these two ice giant planets using ground-based telescopes,” explained Carnegie astronomer Scott S. Sheppard. “It took special image ...

Neptune moves into the fire sign Aries on Jan. 26, marking the beginning of a 13-year transit that could very well change our lives. Last year, we got a little taste of Neptune’s first entrance into ...

Uranus and Neptune may not be the icy worlds we’ve long imagined. A new Swiss-led study uses innovative hybrid modeling to reveal that these planets could just as easily be dominated by rock as by ...

A team of researchers from the University of Zurich and the NCCR PlanetS is challenging our understanding of the solar system planets' interior. The composition of Uranus and Neptune, the two ...

Neptune’s never looked like this before. Using the James Webb Space Telescope, astronomers have captured new high-resolution images that reveal stunning auroras and something even stranger: an object ...