From the balcony of his family’s downtown London, Ontario apartment, five-year-old Siddharth Patel would spend nights gazing ...

A new study reveals that the asteroid belt is slowly disappearing, offering insights into its long-term fate and what this means for our solar system.

Asteroid 2025 SC79 is the size of a skyscraper and moves around the solar system at a record-breaking speed. Astronomers ...

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

These asteroids move around the Sun in a pattern that mirrors Earth’s path but are not bound to our planet by gravity.

Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

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.

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

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

In the distant past, the solar system was rife with impacts and collisions. Millions of rocky objects zoomed chaotically ...