Researchers discovered a hidden 185,000 light-year "bridge" of gas between two distant galaxies, which are also trailed by a ...

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

Astronomers have unveiled a new catalog of massive galaxy clusters, revealing new insight on the evolution of the universe ...

Quasi-moons are not real moons and don't actually orbit the Earth, although they sometimes appear to do so for short periods of time, Phil Nicholson, professor of astronomy at Cornell University, told ...

The discovery of quasi-moon PN7 has caused a stir on social media. A University of Oregon astronomy professor explains. what ...

This quasi-moon is expected to remain in its current near-Earth orbit for about another 60 years before the gravitational tug ...

The mini-moon/asteroid will only be joining Earth's orbit temporarily before it returns to its other orbital path.

Earth still only has one true natural satellite — our 2,159-mile-wide moon oribiting about 239,000 miles away. However, ...

Earth has welcomed a new temporary mini-moon, asteroid 2025 PN7, a 62-foot object now orbiting our planet for decades. This ...

NASA confirmed this week that the rock discovered by the University of Hawaii is the small asteroid 2025 PN7, which astronomers have confirmed as a quasi-moon- a rare type of celestial body ...

Avi Loeb suggested that if 3I/ATLAS is a spacecraft, it may use its proximity to the Sun's powerful gravitational pull while ...

The discovery of a new celestial object in the Earth's neighborhood has created a buzz online asking whether the planet now ...