Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

Interstellar comet 3I/ATLAS on Wednesday reached its closest point to the Sun, a point known as perihelion. Although this ...

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is hiding it from Earth ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

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.

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

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

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 ...

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 ...