A nearby star has just been caught throwing a tantrum – and it could rewrite what we know about the potential for life in the ...

"If the model holds true, it could mark a new chapter in the way we think about the birth of the universe." A radical new theory regarding the origin of the universe suggests that gravitational waves, ...

Astronomers have chased the first stars for decades, squinting at the early universe for any hint of their brief, brilliant ...

The Sun, our nearest celestial neighbor, is undeniably a star, not a planet, as centuries of astronomical observations have ...

Water isn't just delivered to planets by comets and asteroids — it can also be forged as worlds form, a new study finds.

Astronomers using the mighty James Webb Space Telescope have captured direct images of four planets in a star system 130 light years from Earth — an astonishingly eagle-eyed feat of cosmic photography ...

Space dust provides more than just awe-inspiring pictures like the Pillars of Creation. It can provide the necessary materials to build everything from planets to asteroids. But what it actually looks ...

This illustration shows an exoplanet orbiting around two brown dwarfs –– objects bigger than gas-giant planets but too small to be proper stars. ESO/M. Kornmesser Astronomers have discovered a ...