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 ...

Astronomers have recently identified a mysterious “glowing object” in Earth’s orbit. This intriguing discovery has stirred the scientific community and space enthusiasts, prompting speculation about ...

Old rocket parts and decommissioned satellites are whizzing around in low Earth orbit, where they risk colliding with the ...

Amir Siraj and team propose Planet Y, a possible unseen planet influencing Kuiper Belt object orbits. Vera C. Rubin ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

We could be overlooking an entire population of asteroids that pose a threat to Earth on the very simple basis that they're ...

A large cloud of tiny fragments revolves around Earth following satellite explosions, rocket stage malfunctions, and anti-satellite missile testing. These fragments—some as small as grains of ...

The Copernican Principle, named in honor of Nicolaus Copernicus (who proposed the heliocentric model of the universe), states ...

Observing 3I/ATLAS in this active phase will give some of the clearest insights yet into the mystery of interstellar comets.

In May 1964, Arno Penzias and Robert Wilson were testing how radio waves bounced off balloon satellites developed by Bell ...