Centimeter-sized pebbles have been detected in protoplanetary discs using e‑MERLIN, filling in a critical phase of planet ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

A quiet, glowing gas cloud has been hiding in plain sight not far from Earth. For decades, astronomers have predicted that some of the galaxy’s molecular gas — the fuel for star birth — might be ...

What can the climate history of Mars teach scientists about whether the Red Planet once had the ingredients for life as we ...

HEFEI -- A groundbreaking 3D printing system developed by Chinese scientists has explored using only on-site-sourced lunar ...

What new methods can be used to help predict glacier melt patterns as climate change continues to ravage the planet? This is ...

What can the pH level of the subsurface ocean on Enceladus tell us about finding life there? This is what a recent study ...

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

Mars may be smaller than Earth, but new research suggests it outpaced our planet when it came to forming its core. Scientists from NASA’s Johnson Space Center have uncovered evidence that Mars’ ...

Scientists may have found evidence of a ninth planet hiding out beyond Pluto, but is it actually Planet Nine?