"In our solar system, the most massive moon is Ganymede, which is still extremely small compared to what we are inferring ...

The NASA/ESA/CSA James Webb Space Telescope has discovered a new moon orbiting Uranus. The moon, designated S/2025 U1, is ...

Earth has one true moon, but there are also several asteroids known as quasi-moons that are in orbit with the sun. A newly discovered asteroid, 2025 PN7, is the seventh confirmed quasi-moon that ...

Researchers believe the “quasi-satellite” has accompanied Earth since 1957.

Four astronauts are on the verge of becoming the first humans to venture near the moon in more than half a century since NASA's iconic Apollo era came to an end. As early as February, the crew of a ...

Private companies are testing new power systems for longer rover missions and future human lunar habitats. By Mack DeGeurin Published Dec 11, 2025 1:08 PM EST Get the Popular Science daily ...

American astronauts who return to the moon’s surface in the years ahead for the first time in more than half a century will have the difficult and unprecedented task of setting the stage for a ...

"Recent studies suggest that the lunar farside experienced a magma ocean evolution similar to that of the nearside," the team ...

Earth will have a visitor within its orbit for the next several decades, according to astronomers. An asteroid named 2025 PN7 has become a "quasi-moon" to Earth, as it will be sharing an orbit with ...