The probe flew 3,438 kilometres above Earth during its swing. It moved closer than several high-orbit satellites circling the ...

Astronomers have detected a massive object moving in a synchronized path behind Earth. Early measurements suggest it has been ...

The asteroid, known as 2022 RD2, belongs to a rare class of space rocks called Arjunas. These objects travel around the sun ...

Interstellar comet 3I/ATLAS got an accuracy boost thanks to a Mars orbiter, giving scientists insights and stronger planetary ...

A clear look at the discovery of 40,000 near-Earth asteroids, how scientists track them, and the missions working to keep our ...

The path of comet 3I/ATLAS through the solar system has been predicted with an accuracy 10 times greater than previous ...

Comet C/2023 P1, Nishimura visible from Earth. Credit: NASA/JPL-Caltech | edited by Space.com Editorial: Another daylight ...

Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around ...

This week, NASA’s has been busy tracking a trio of sizable asteroids hurtling past Earth’s orbit, one traveling as close as ...

Since comet 3I/ATLAS, the third known interstellar object, was discovered on 1 July 2025, astronomers worldwide have worked ...

It’s an excellent rehearsal for if we need to use interplanetary missions to calculate the path of a more threatening object.

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...