A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, ...

The bus-size asteroid, which was discovered on August 7 by the NASA-funded Asteroid Terrestrial-impact Last Alert System ...

Earth may have had a giant ring of space rocks surrounding it, similar to those around Saturn, which could have led to ...

Evidence suggests Earth had a ring system 466 million years ago, causing a surge in meteorite impacts and possibly ...

Our Earth is about 4.5 billion years old and, through careful work, scientists have pieced together a timeline of its past.

High in the Canadian wilderness, Smithsonian scientists search for ancient minerals that could explain the origins of the ...

PT5 is a 10-meter (33-feet) wide space rock that is expected to come as close as 1 million kilometers of Earth in an orbital ...

Though the mini-moon will only be in Earth’s orbit for about two months, it’ll stay close to the planet for a few months, ...

It is expected to follow a horseshoe-type orbit to become a “mini-moon” of Earth on 29 September only to return to a path ...

The mini-moon, an asteroid called 2024 PT5, was spotted by the Asteroid Terrestrial-Impact Last Alert System (ATLAS) on Aug.

Here’s what to know about our new, temporary celestial neighbor. Earth has a large gravitational pull. So it’s not uncommon ...

2024 PT₅ will then swing past for a final goodbye on 9 January 2025, coming within 1.8 million kilometers (1.1 million miles) ...