For the next half-century, Earth will have a new celestial companion. A small asteroid, officially designated 2025 PN7, has ...

Earth has picked up a new traveling companion – an asteroid named 2025 PN7 that now moves through space in step with us. This ...

2025 PN7 is a small, dim asteroid that appears to orbit Earth, according to EarthSky. Believed to be a piece of the moon that ...

In orbit above Earth, a small spacecraft has quietly crossed a line that space engineers have been approaching for decades, using artificial intelligence to decide how to point itself without waiting ...

Space environment health score shows how healthy - or stressed - Earth’s orbit is expected to become over the next 200 years.

In 2026, a first-of-its-kind spacecraft—launched on a rocket dropped out of a plane—will attempt to save NASA’s Swift ...

When astronomers search for planets that could host liquid water on their surface, they start by looking at a star's ...

Scientists have identified three Earth-sized planets orbiting two stars in the TOI-2267 system. Remarkably, planets transit ...

NASA released a trove of never-before-seen images of the interstellar comet 3I/ATLAS, unveiling new characteristics of the ...