The Latest Breaking News from Neptune

We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these planets be called "rocky giants" instead.

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth than the hypothetical Planet X, which astronomers have been hunting for almost a decade. However, the evidence for this newly theorized world is "not definitive."

Choose an earthy, neutral kitchen for a timeless, versatile design that enhances light and makes your space feel open and inviting

New observations suggest that the dwarf planet Makemake is surrounded by faintly glowing methane gas. Scientists are unsure if the gas is contained within a wispy atmosphere or being ejected into space.

Our guide to the most beautiful rattan picks from Neptune, from chic lighting to baskets, furniture and more

The dwarf planet has a strange orbit and tilt — what gives?

A new program has discovered chaos in a nearby planetary system, which could explain the existence of a phenomenon astronomers call the hot-Neptunian desert.

"There's one we haven't found — a planet just like ours. At least, not yet."

In this quiz, you’ll test your knowledge of Neptune's features, moons, and the science that keeps astronomers fascinated.

New models suggest that Ceres, the asteroid belt's largest object, once had a radioactive core that could have sustained life in the dwarf planet's hidden subsurface ocean billions of years ago.

Six of Earth's neighboring planets — Mercury, Venus, Jupiter, Saturn, Uranus, and Neptune — will briefly appear in the sky on the same night, starting Sunday (Aug. 17).