Siddharth Patel, a 12-year-old who lives in London, Ontario (west of Toronto), spotted two possible asteroids in September as ...

A new quasi-satellite, 2025 PN7, has been discovered, joining a group of asteroids that orbit the Sun alongside Earth. These ...

The comet, called 3I/ATLAS, is the third known interstellar object that has come through our solar system. As it flies deeper ...

A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...

If such ‘twilight’ asteroids approach Earth, "they could pose serious impact hazards," warned the astronomer behind the ...

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

PN7 has been a mysterious space traveler, shadowing our planet for decades undetected in our vast celestial world, until now.

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

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 ...

Archival data revealed that the object has been in an Earth-like orbit for around six decades. Some four million kilometers ...

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 ...