Mars has two moons, but they're not quite like Earth's moon. That's raised a lot of questions about where they're from, ...

Mars, the fourth planet from the Sun, is a subject of fascination for astronomers. Though significantly smaller than Earth, this red-hued world has two moons that continue to spark debate among ...

When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But ...

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

The 6%-lit waxing crescent moon will be visible roughly 5 degrees above the horizon as the sun sets on Oct. 23, with Mercury ...

THIS ARTICLE IS republished from The Conversation under a Creative Commons license. The Artemis program has been NASA’s best chance to get “boots on the moon” again. But with the new US administration ...

As mankind was planning the first moon landing in the 1960s, an asteroid approached Earth—and still hasn’t left.

See the crescent moon shine with Mars at sunset on Sept. 24. The crescent moon shines close to Mars above the western horizon at sunset on Sept. 24, but you'll need to be quick to spot the red planet ...