Neptune, one of our most distant planetary neighbors, may not be the color we've always thought it was. Previous images of far-off planets showed Neptune as being a deep electric blue, while ...

In SYFY’s The Ark (streaming now on Peacock), the passengers of humanity’s most crucial lifeboat, Ark One, embark upon the most important deep space mission in the history of our species. An ...

For the first time in history, we now have real, high-resolution images of Neptune that go beyond artist impressions and telescope visuals. Captured by advanced space telescopes and spacecraft ...

The hypothetical Planet Nine is imagined as an ice giant in this artist’s conception. Neptune’s orbit is shown as the ellipse around the distant Sun (upper right).

Astronomers have always felt uncertain about Pluto, the outermost planet in the solar system. It is suspiciously small, with less than half of the earth's diameter, and its orbit is peculiar.

Neptune and Uranus, ... These experiments give scientists strong evidence that the wild idea of diamonds falling from the skies on icy planets might actually be real. 6 / 6.