A small asteroid has been quietly following Earth’s orbit for decades—unseen, unbothered and, until recently, completely ...

ESA says there is no impact risk after refined tracking; the virtual telescope project is streaming the flyby from tuscany.

Our readers continue to grapple with this one, with the latest batch of answers giving a more hopeful response to any readers ...

A recently observed object called 2025 PN7 was found orbiting near the Earth. The quasi-moon is expected to accompany our ...

Fall officially starts in just a few days. Here is everything to know about the last day of summer, what an equinox is and ...

A coalition of scientists and historians are floating a long-shot plan to retrieve orbiting relics—raising questions about ...

While days have been gradually getting shorter in the Northern Hemisphere since the summer solstice, the rate at which we lose daylight speeds up as time goes on — peaking in the days around the fall ...

A week ago, a stunning total lunar eclipse was seen by a record-breaking number of people on the planet. This week, there is ...

For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers now confirm that this small body, named 2025 PN7, is traveling in a special ...

Three celestial bodies are preparing to meet up for one night in September in a cosmic conjunction that should be widely visible in the sky.

Aside from 2025 PN7, there are 7 other quasi-moons, according to the Planetary Society, which they refer to as “a gravitational sleight of hand.” From our terrestrial point of view, they may appear to ...

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases ...