This is peculiar, but it is not the first marshmallow planet discovered. Others have sported this extreme low density. What's ...

Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is ...

Researchers at Chalmers University of Technology in Sweden and the US space agency NASA have made an unexpected discovery ...

The largest trackway, now known as the dinosaur superhighway, extends across the quarry and is believed to have been made by ...

Astronomers have discovered an alien world that defies every planetary rule with its massive size, low density, and tilted ...

These erratic variations have raised questions about the stability of Earth’s magnetic field and whether our planet’s ...

A newly discovered space rock will zoom safely by Earth later today (Oct. 15) at only about a quarter of the average distance ...

We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?

Scientists have discovered what may be the oldest surviving piece of our planet — a tiny chemical clue from the time before ...

Warner Bros. Discovery has picked up medical reality series 'Dr. Pimple Popper: Breaking Out' and 'The 6000lb Diaries' for ...

Researchers have sounded the alarm after recording Antarctica's third-lowest level of winter sea ice since data collection ...

Astronomers have yet to find irrefutable proof for any natural satellites of exoplanets—so-called exomoons—but as ...