CAPE CANAVERAL, Fla. — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system.

The recently discovered interstellar object 3I/Atlas is set for a close flyby of Mars in October, where it can be observed by orbiters around the planet. reading time 2 minutes In June, a mysterious ...

A mysterious object from beyond our solar system, 3I/ATLAS, has recently captured the attention of astronomers once again. Using archival data from NASA’s Transiting Exoplanet Survey Satellite (TESS), ...

Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of its own. The rare event is unfolding in real time, giving astronomers a ...

As telescopes have become more powerful, it's turned out our solar system is not the only game in town: There are millions of ...