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

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

In a discovery that could rewrite what we know about where water comes from and the building blocks of life in the solar ...

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

Earth has welcomed a new temporary mini-moon, asteroid 2025 PN7, a 62-foot object now orbiting our planet for decades. This ...

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

The concept of converting asteroids into spacecraft involves using the asteroid's vast native mass as the primary material ...

Jupiter’s immense size and gravity would make humans 11 times heavier, tear apart our Moon into rings and pull asteroids ...

NASA is studying interstellar object 3I/ATLAS to refine its planetary defence systems, using the comet's rare trajectory as a ...

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

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 ...

Earth still only has one true natural satellite — our 2,159-mile-wide moon oribiting about 239,000 miles away. However, ...