Earth’s path around the Sun is not a fixed racetrack but a slowly shifting orbit, and those subtle changes have a long history of reshaping the planet’s climate. As astronomers refine how these ...

New modeling of the early solar system is reshaping the familiar story of how the Moon formed, suggesting that Earth and the ...

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

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

The number 40,000 might not sound particularly dramatic, but it represents humanity's growing catalog of near-Earth asteroids ...

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

New simulations reveal interstellar objects don't arrive uniformly, with concentrations from the solar apex and galactic ...

Earth has one true moon, but there are also several asteroids known as quasi-moons that are in orbit with the sun. A newly discovered asteroid, 2025 PN7, is the seventh confirmed quasi-moon that ...

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