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

An asteroid that orbited near Earth for a few months as a mini-moon may be a chunk of the moon that was blasted off by an ...

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

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 ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

The lander built by Firefly Aerospace has captured incredible views as it orbits Earth. Its next phase is an engine burn that will propel it toward lunar orbit ...

En route to land on the moon, a spacecraft snapped views of Earth eclipsing the sun. The Blue Ghost lunar lander, built by ...

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

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

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

But surprisingly, the object’s orbit around the sun is similar to Earth’s ... altered by a very close approach with the Earth-Moon system, and then recede away from us on the ‘outside ...