2025-PN7 is around 62 feet (19 meters) wide, and it’s between 2.8 million miles and 37.2 million miles away from Earth. It ...

In a recent breakthrough, astronomers have discovered a new “quasi-moon” that has been orbiting Earth after decades of being ...

Earth asteroid lurked undetected for decades until a telescope in Hawaii spotted it earlier this year. It may be Earth's newest quasi-moon.

Recent scientific research has unearthed an intriguing proposition that Earth may have once been orbited by two moons instead ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

First, gravitational waves proved Einstein correct. Now, they’ve confirmed Stephen Hawking was right about black holes.