In a few billion years, our Sun will become so violently hot that it could wipe out all life in the Milky Way. Yet, ...

Astronomers have recently detected a colossal object at the edge of our solar system, sparking excitement and curiosity ...

A new study led by a University of Central Florida researcher may fundamentally alter our understanding of how comets arrive from the outskirts of the solar system and are funneled to the inner solar ...

One of the studies, published in the journal Nature Astronomy, shows that ice inside the parent asteroid melted and reacted ...

Scientists from MIT and their colleagues have estimated the lifetime of the solar nebula — a key stage during which much of the solar system evolution took shape. This new estimate suggests that the ...

As interstellar object 3I/ATLAS approaches its closest point to the Sun next month, astronomers are watching as the ...

The Red Planet’s mantle is giving scientists clues to its geological history.

Age data for certain classes of meteorite have made it possible to gain new findings on the origin of small water-rich astronomical bodies in the early solar system. These so-called planetesimals ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...

Peering through a cosmic keyhole at distant baby star, astronomers may have opened a new window on the deep past of our own solar system. Weighing in at 0.6 solar mass, HOPS-315 should someday grow to ...