For millions of years, a fragment of ice and dust drifted between the stars—like a sealed bottle cast into the cosmic ocean.

A new peer-reviewed study finds that early planet formations were assembled from fragments of earlier bodies within the Solar System.

A new study published in The Astrophysical Journalis sounding the alarm about swirling solar wind structures that may pose an underestimated threat to Earth’s technological systems. Researchers have ...

The interstellar comet 3I/ATLAS, with its massive size, record speed, and mysterious Milky Way origin, has scientists like Avi Loeb speculating if it's alien technology ...