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

Contrary to online rumors, Earth still only has one true moon, but astronomers have discovered a so-called 'quasi-moon.' Here ...

Scientists have confirmed the discovery of a new quasi-moon, 2025 PN7, a small asteroid that will shadow Earth’s orbit for ...

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 first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

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 ...

A newly discovered space rock zoomed safely by Earth on Wednesday (Oct. 15) at only about a quarter of the average distance ...

Nasa announced this week that the object, first identified by the University of Hawaii, qualifies as a “quasi-moon.” It’s not ...

An asteroid just flew closer to Earth than many satellites, according to space agencies. The space object, named 2025 TF, ...

A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...

A NASA-backed planetary defense group has reportedly begun efforts to pinpoint comet 3I/ATLAS after it was observed emitting ...

NASA's OSIRIS-APEX mission, which was one of 19 designated to be canceled by the Trump administration, has been saved from ...