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

When astronomers pointed the James Webb Space Telescope (JWST) at a faint object orbiting a distant star system, they weren’t ...

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 ...

Scientists at MIT and elsewhere have discovered extremely rare remnants of "proto Earth," which formed about 4.5 billion ...

A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?