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

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

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

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

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

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

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 newly discovered "twilight" asteroid, 2025 SC79, was obscured by the sun's glare until an astronomer pointed the Dark ...

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 ...

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

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.