It may be part of the night sky we look up at each night, but the moon's origins remain a mystery that has left scientists ...

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 ...

New research explores if the moon was captured by Earth or formed by a collision. Scientists weigh theories, analyzing lunar ...

A new study suggests Earth’s Moon may have been “captured” from a binary system, challenging the long-held impact theory and ...

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

Scientists from Penn State University have proposed a radical new theory for the Moon's origin which overturns the popular ...

For nearly 40 years, scientists have generally agreed that Earth’s Moon formed from debris after a massive collision with our ...

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.

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

Sweden has rejected 13 applications for offshore wind farms in the Baltic Sea, south of the Sea of Åland, citing defence ...

But there are rocky worlds nearby. Neptune has at least 16 moons. And one is very unusual. Triton is the largest of Neptune's moons. Its surface is coated with ice. And, unlike the other moons ...