Neptune and Uranus are the outermost two planets of our solar system and two gas giants. Credit: NASA Uranus and Neptune both have a completely skewed magnetic field, perhaps due to the planets’ special inner structures. But new experiments by ETH Zurich researchers now show that the mystery remains unsolved. The two large […]

This Hubble Space Telescope snapshot of the dynamic blue-green planet Neptune reveals a monstrous dark storm (top center) and the emergence of a smaller dark spot nearby (top right). The giant vortex, which is wider than the Atlantic Ocean, was traveling south toward certain doom by atmospheric forces at the […]

This global color mosaic of Neptune’s moon Triton was taken in 1989 by Voyager 2 during its flyby of the Neptune system. Credit: NASA/JPL/USGS One of four concepts being considered for a Discovery Program mission, Trident would investigate one of the solar system’s most unusual worlds. When NASA’s Voyager 2 spacecraft […]