When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of an asteroid orbiting the sun alongside Earth, much like the potential new ...

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 ...

Researchers from Spain have discovered a kind of second moon orbiting around Earth. Known as Apollo asteroid 2025 PN7, it was detected by the Pan-STARRS observatory in Hawaii on August 2nd, 2025.

The isotopic ratio of sulfur-33 on the moon differs from that of Earth. Did the moon's sulfur instead come from the impactor ...

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

The Earth and moon are within view of NASA's Artemis 1 Orion spacecraft. The Earth is over 260,000 miles away (418,000 km) in ...

Humanity's first look at Earth from the moon didn't come until Aug. 23, 1966, when this grainy, black-and-white image showed our planet as a crescent above the lunar horizon, appearing to rise as the ...

Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet unseen by telescopes for about 60 years, according to new research. The newly ...

Researchers are discussing 2025 PN7, a small celestial body that's following a similar orbital path to our planet's without ...

As space agencies race to set foot on the Moon, Mars, and elsewhere, a not-so-glamorous problem could be the key to success: ...

A new paper describes another possible "quasi-moon" of Earth, and the interloping asteroid may have been following our planet around for decades, undetected. Quasi-moons, the Planetary Society states, ...