Stargaze is designed to improve transparency and cooperation in low-Earth orbit, where the number of satellites has surged in ...

The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...

Earth's radiation budget is a core process of the Earth-atmosphere system, closely linked to global climate and environmental ...

The discovery of a new celestial object in the Earth's neighborhood has created a buzz online asking whether the planet now has a second moon in its orbit. Any thoughts that Earth is now going to be ...

NASA engineers explain how a new flat satellite design just worked in orbit, and why it could matter far beyond this mission.

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 ...

How did Jupiter’s formation shape the solar system, and specifically Earth’s orbit? This is what a recent study published in Science Advances hopes to address as a team of scientists investigated the ...

Space debris is becoming an overwhelming problem. With operators increasingly sending satellites and other ...

Thousands of satellites are tightly packed into low Earth orbit, and the overcrowding is only growing. Scientists have ...