Astronomers have identified 2025 SC79, a new asteroid with a remarkably fast 128-day orbit, placing it among the ...

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 ...

Mars has two moons, but they're not quite like Earth's moon. That's raised a lot of questions about where they're from, ...

The month brings a spectacular lineup of celestial sights—including a rare chance to see Mercury without a telescope and a ...

Hidden by the Sun’s glare, a new space object has been found lurking in our Solar System, and it's one of the fastest-moving ...

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 ...

The asteroid belt between Mars and Jupiter contains ancient, ice-covered rocks that may have delivered much of Earth’s water ...

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. 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.