NASA's Voyager 2 captured this image at a range of 4.4 million miles from the planet, 4 days and 20 hours before closest approach. In this false color image of Neptune, objects that are deep in the ...

A town in the Austrian Alps might not seem like the most conducive place to come up with daring space missions. But, for the ...

Despite the lack of a dedicated mission to the planet, scientists have learned plenty through ground observations and space ...

Located around 30 times as far from the Sun as Earth, Neptune is not visible to the naked eye. The planet's blue color comes from methane in its atmosphere, which absorbs red wavelengths of light.

Much of the understanding of the seventh planet comes from a brief flyby nearly 40 years ago, which researchers now say overlapped with an exceptional solar event.

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

NASA’s Voyager mission launched in the 1970s. Today, it’s making history as it conducts new science. But how are two ...

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space Flight Center NY Times reports show Harris critiqued intelligence reports ...

From the mysterious 'smiling face' to the grand 'Pillars of creation', check out these 7 amazing photos of our universe ...