Scientists may have solved the mystery of why the moon shows ancient signs of magnetism although it has no magnetic field today. An impact, such as from a large asteroid, could have generated a cloud ...

Where did the moon's magnetism go? Scientists have puzzled over this question for decades, ever since orbiting spacecraft ...

The optical illusion occurs because people are used to interpreting shadows as coming from an overhead light source. But that's not necessarily the orientation of spacecraft. In many satellite photos, ...

There have been proposed hypotheses as to how the Moon could have developed a core dynamo. For instance, a 2022 analysis ...

Jimmy Carter described an extremely bright object that changed colors from blue to red and hovered about 30 degrees above the ...

Saturn’s moon Titan has Earth-like weather powered by methane. New observations reveal rising clouds and rare molecules.

On Titan, clouds of methane unleash a cold, oily rain—very different from the water-based downpours we see on Earth. For the ...