For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers now confirm that this small body, named 2025 PN7, is traveling in a special ...

Everyone who has ever lived on Earth has been well-aware of the moon, but it turns out Earth also has some frequent temporary companions. These "quasi-moons" are small asteroids that enter into a kind ...

Scientists have discovered a previously unknown quasi-moon that’s been shadowing Earth’s orbit for decades, undetected, and will likely remain there for a few decades more. The quasi-moon, named 2025 ...

The United States Space Force released a rare photo of its secretive X-37B space plane in orbit. The image, shared on X by the agency, is the first-ever image that has been shown to the public from ...

It’s not every day that we get to see a glimpse of what a mysterious space plane is up to in orbit. This week, the US Space Force shared a picture it says was snapped last year by the X-37B, showing ...

We've never seen the shadowy spacecraft while in orbit, and still barely know what it's up to up there. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...