Contrary to online rumors, Earth still only has one true moon, but astronomers have discovered a so-called 'quasi-moon.' Here ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

The newly discovered world is called GJ 251c and it is a super-Earth orbiting a red dwarf star less than 20 light-years away.

NASA just confirmed that a quasi-moon has been orbiting since 1960. Here is everything to know about what is being called a "second moon." ...

When the balance in reflectivity shifts, “the whole circulation of the climate will shift in order to transport energy from ...

Earth" less than 20 light-years from our own planet is offering scientists new hope in the hunt for other worlds that could ...

Despite the newcomer, Earth still has just one true moon. NASA says 2025 PN7 keeps its distance - about 4 million kilometers ...

Scientists have confirmed the discovery of a new quasi-moon, 2025 PN7, a small asteroid that will shadow Earth’s orbit for ...

PN7, earth's second moon, is a quasi-moon — a celestial object that travels almost exactly in sync with Earth. Researchers at the University of Hawaii were the first ones to spot Earth's second moon.