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 ...

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 ...

For millions of years, a tiny icy fragment wandered through space—like a sealed bottle drifting across a cosmic ocean. This ...

Astronomers are watching a new comet pass through our solar system with great interest. Based on its glow, the 33-billion-ton ...

Earth has a newly discovered—albeit temporary—companion in its journey around the sun. In research published this month in Research Notes of the AAS, a non-peer reviewed publication from the American ...

Astronomers and students working together through a unique educational initiative have obtained a striking new image of the growing tail of interstellar Comet 3I/ATLAS. The observations reveal a ...

An artist's rendition of CHIME and its Outriggers across North America localizing the radio burst. Daniëlle Futselaar / MMT Observatory In March, astronomers detected a quick, powerful burst of radio ...