The researchers expected to find that the rings were unstable, but the model showed that ... face towards their planet as they orbit, as our moon does to Earth), any ring particles must be ...

Despite predictions that the asteroid might become a temporary mini-moon whirling around Earth, the space rock maintained a horseshoe orbit that brought it close, but it never actually entered ...

A chunk of space rock that visited near Earth's orbit last year was widely referred to as a "mini-moon." Turns out the lunar-inspired moniker may have been more accurate than we realized.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The Blue Ghost ...

A private U.S. spacecraft bound for the moon has captured stunning images of Earth one week into its flight. Dubbed Blue ...