A small, inconspicuous meteorite may be about to change our understanding of how and when our solar system formed. Tiny shavings from the meteorite Northwest Africa 12264 are challenging the long-held ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

Scientists have detected planet-forming pebbles around two young stars, providing insight into the birth of solar systems ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

An international research team led by the University of Southern Queensland (UniSQ) has discovered two new planets performing ...

The Sun, our life-giving star, is slowly dying. In about 5 billion years, it will exhaust its fuel and transform into a red giant, altering the solar system forever. But long before that, the Sun’s ...

I/ATLAS is only the third interstellar object ever detected. You can stream the object live today, or maybe see it from your ...

American space agency NASA announced the discovery of a planetary system that isn't flat, has transit timing variations, and shows orbital planes tilting ...

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

Mount Everest may be the tallest mountain on Earth, but it's nothing compared to the towering giants scattered across our ...

New research says that Earth could be ejected from our solar system if a passing star was to come close enough.