Its proximity and orbit caught the attention of orbital dynamics ... It has been what we call a quasi-moon or a quasi-satellite of the Earth for the last almost 500 years, and probably in the ...

The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

For example, there are currently thousands of human-made satellites in orbit around Earth that satisfy ... Venus does have one known quasi-moon, Zoozve, but this does not count because it actually ...

The Hera probe has swung around Mars, using the planet’s gravitational pull to fling itself toward its asteroid target.

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

"Athena continues to be in excellent health and is expected to send lunar orbit selfies over the next two days before a landing attempt on March 6." ...

Rep. Louie Gohmert received a dumbfounded laugh from a National Forest Service official on Tuesday when the Texas Republican asked if it was possible to somehow change the orbit of the moon and ...