But surprisingly, the object’s orbit around the sun is similar to Earth’s ... have its orbit slightly altered by a very close ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Because the Moon is over a quarter the diameter of Earth, the Earth-Moon system is often cited as the pairing in our Solar ...

Pluto-Charon Formation Scenario Mimics Earth-Moon System Jan. 7, 2025 — A researcher ... Swirling Polar Vortices Likely Exist on the Sun Nov. 11, 2024 — Like the Earth, the Sun likely has ...

A chunk of space rock that visited near Earth's orbit last year was widely called a "mini-moon," a nickname that was more ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

February's full Snow Moon will have a royal companion as it rises alongside Regulus, a star nicknamed "Heart of the Lion", ...

If the scientists could very precisely measure the proportions of lutetium and halfnium in moon rocks compared to other ...

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern ...

The Blue Ghost lunar lander has captured its first images of the moon from Earth’s orbit as well as a video of Earth ...

Because its orbit around the sun closely matches Earth's, astronomers determined that the "mini-moon" likely originated from nearby in our solar system. Now, research published this month in the ...